Merge branch 'linked-identities' (and fix OperationHelper ids)

Merge Linked Identities.

Also includes an important fix for OperationHelper ids, which had an
error in the bit mask logic.

Conflicts:
	Graphics/update-drawables.sh
	OpenKeychain/build.gradle
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/operations/results/OperationResult.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainProvider.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/ProviderHelper.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/CertifyActionsParcel.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateYubiKeyImportFragment.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/KeyListFragment.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyActivity.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/KeyAdapter.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/CertifyKeySpinner.java
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/KeySpinner.java
	OpenKeychain/src/main/res/anim/fade_in.xml
	OpenKeychain/src/main/res/anim/fade_out.xml
	OpenKeychain/src/main/res/layout/decrypt_text_fragment.xml
	OpenKeychain/src/main/res/layout/encrypt_decrypt_overview_fragment.xml
	OpenKeychain/src/main/res/layout/view_key_fragment.xml
	OpenKeychain/src/main/res/menu/key_view.xml
	OpenKeychain/src/main/res/values/strings.xml
	OpenKeychain/src/test/java/org/sufficientlysecure/keychain/operations/CertifyOperationTest.java
	README.md

12 files changed, 2104 insertions, 0 deletions

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateDnsStep1Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateDnsStep1Fragment.java
new file mode 100644
index 000000000..c54d0c948
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateDnsStep1Fragment.java
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.util.Patterns;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.EditText;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.linked.resources.DnsResource;
+
+public class LinkedIdCreateDnsStep1Fragment extends Fragment {
+
+    LinkedIdWizard mLinkedIdWizard;
+
+    EditText mEditDns;
+
+    /**
+     * Creates new instance of this fragment
+     */
+    public static LinkedIdCreateDnsStep1Fragment newInstance() {
+        LinkedIdCreateDnsStep1Fragment frag = new LinkedIdCreateDnsStep1Fragment();
+
+        Bundle args = new Bundle();
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+
+        mLinkedIdWizard = (LinkedIdWizard) getActivity();
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        final View view = inflater.inflate(R.layout.linked_create_dns_fragment_step1, container, false);
+
+        view.findViewById(R.id.next_button).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                String uri = mEditDns.getText().toString();
+
+                if (!checkUri(uri)) {
+                    mEditDns.setError("Please enter a valid domain name!");
+                    return;
+                }
+
+                String proofText = DnsResource.generateText(
+                        mLinkedIdWizard.mFingerprint);
+
+                LinkedIdCreateDnsStep2Fragment frag =
+                        LinkedIdCreateDnsStep2Fragment.newInstance(uri, proofText);
+
+                mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+
+            }
+        });
+
+        view.findViewById(R.id.back_button).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                mLinkedIdWizard.loadFragment(null, null, LinkedIdWizard.FRAG_ACTION_TO_LEFT);
+            }
+        });
+
+        mEditDns = (EditText) view.findViewById(R.id.linked_create_dns_domain);
+
+        mEditDns.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) {
+            }
+
+            @Override
+            public void afterTextChanged(Editable editable) {
+                String uri = editable.toString();
+                if (uri.length() > 0) {
+                    if (checkUri(uri)) {
+                        mEditDns.setCompoundDrawablesWithIntrinsicBounds(0, 0,
+                                R.drawable.ic_stat_retyped_ok, 0);
+                    } else {
+                        mEditDns.setCompoundDrawablesWithIntrinsicBounds(0, 0,
+                                R.drawable.ic_stat_retyped_bad, 0);
+                    }
+                } else {
+                    // remove drawable if email is empty
+                    mEditDns.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
+                }
+            }
+        });
+
+        return view;
+    }
+
+    private static boolean checkUri(String uri) {
+        return Patterns.DOMAIN_NAME.matcher(uri).matches();
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateDnsStep2Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateDnsStep2Fragment.java
new file mode 100644
index 000000000..c9eca8882
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateDnsStep2Fragment.java
@@ -0,0 +1,172 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+
+import java.io.FileNotFoundException;
+import java.io.PrintWriter;
+
+import android.app.Activity;
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.linked.LinkedTokenResource;
+import org.sufficientlysecure.keychain.linked.resources.DnsResource;
+import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog;
+import org.sufficientlysecure.keychain.ui.util.Notify;
+import org.sufficientlysecure.keychain.ui.util.Notify.Style;
+
+public class LinkedIdCreateDnsStep2Fragment extends LinkedIdCreateFinalFragment {
+
+    private static final int REQUEST_CODE_OUTPUT = 0x00007007;
+
+    public static final String DOMAIN = "domain", TEXT = "text";
+
+    TextView mTextView;
+
+    String mResourceDomain;
+    String mResourceString;
+
+    public static LinkedIdCreateDnsStep2Fragment newInstance
+            (String uri, String proofText) {
+
+        LinkedIdCreateDnsStep2Fragment frag = new LinkedIdCreateDnsStep2Fragment();
+
+        Bundle args = new Bundle();
+        args.putString(DOMAIN, uri);
+        args.putString(TEXT, proofText);
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        mResourceDomain = getArguments().getString(DOMAIN);
+        mResourceString = getArguments().getString(TEXT);
+
+    }
+
+    @Override
+    protected View newView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.linked_create_dns_fragment_step2, container, false);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        View view = super.onCreateView(inflater, container, savedInstanceState);
+
+        if (view != null) {
+
+            view.findViewById(R.id.button_send).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofSend();
+                }
+            });
+
+            view.findViewById(R.id.button_save).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofToClipboard();
+                }
+            });
+
+            mTextView = (TextView) view.findViewById(R.id.linked_create_dns_text);
+            mTextView.setText(mResourceString);
+
+        }
+
+        return view;
+    }
+
+    @Override
+    LinkedTokenResource getResource(OperationLog log) {
+        return DnsResource.createNew(mResourceDomain);
+    }
+
+    private void proofSend () {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, mResourceString);
+        sendIntent.setType("text/plain");
+        startActivity(sendIntent);
+    }
+
+    private void proofToClipboard() {
+        Activity activity = getActivity();
+        if (activity == null) {
+            return;
+        }
+
+        ClipboardManager clipMan = (ClipboardManager) activity.getSystemService(Context.CLIPBOARD_SERVICE);
+        if (clipMan == null) {
+            Notify.create(activity, R.string.error_clipboard_copy, Style.ERROR).show();
+            return;
+        }
+
+        ClipData clip = ClipData.newPlainText(Constants.CLIPBOARD_LABEL, mResourceString);
+        clipMan.setPrimaryClip(clip);
+
+        Notify.create(getActivity(), R.string.linked_text_clipboard, Notify.Style.OK).show();
+    }
+
+    private void saveFile(Uri uri) {
+        try {
+            PrintWriter out =
+                    new PrintWriter(getActivity().getContentResolver().openOutputStream(uri));
+            out.print(mResourceString);
+            if (out.checkError()) {
+                Notify.create(getActivity(), "Error writing file!", Style.ERROR).show();
+            }
+        } catch (FileNotFoundException e) {
+            Notify.create(getActivity(), "File could not be opened for writing!", Style.ERROR).show();
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        switch (requestCode) {
+            // For saving a file
+            case REQUEST_CODE_OUTPUT:
+                if (data == null) {
+                    return;
+                }
+                Uri uri = data.getData();
+                saveFile(uri);
+                break;
+            default:
+                super.onActivityResult(requestCode, resultCode, data);
+        }
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateFinalFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateFinalFragment.java
new file mode 100644
index 000000000..24499a467
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateFinalFragment.java
@@ -0,0 +1,221 @@
+package org.sufficientlysecure.keychain.ui.linked;
+
+
+import android.graphics.PorterDuff;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.os.Parcelable;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.ViewAnimator;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.linked.LinkedAttribute;
+import org.sufficientlysecure.keychain.linked.LinkedTokenResource;
+import org.sufficientlysecure.keychain.operations.results.LinkedVerifyResult;
+import org.sufficientlysecure.keychain.operations.results.OperationResult;
+import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog;
+import org.sufficientlysecure.keychain.pgp.WrappedUserAttribute;
+import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
+import org.sufficientlysecure.keychain.service.input.CryptoInputParcel;
+import org.sufficientlysecure.keychain.ui.base.CryptoOperationFragment;
+import org.sufficientlysecure.keychain.ui.util.Notify;
+
+
+public abstract class LinkedIdCreateFinalFragment extends CryptoOperationFragment {
+
+    protected LinkedIdWizard mLinkedIdWizard;
+
+    private ImageView mVerifyImage;
+    private TextView mVerifyStatus;
+    private ViewAnimator mVerifyAnimator;
+
+    // This is a resource, set AFTER it has been verified
+    LinkedTokenResource mVerifiedResource = null;
+    private ViewAnimator mVerifyButtonAnimator;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        mLinkedIdWizard = (LinkedIdWizard) getActivity();
+    }
+
+    protected abstract View newView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState);
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        final View view = newView(inflater, container, savedInstanceState);
+
+        view.findViewById(R.id.next_button).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                cryptoOperation();
+            }
+        });
+
+        view.findViewById(R.id.back_button).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                mLinkedIdWizard.loadFragment(null, null, LinkedIdWizard.FRAG_ACTION_TO_LEFT);
+            }
+        });
+
+        mVerifyAnimator = (ViewAnimator) view.findViewById(R.id.verify_progress);
+        mVerifyImage = (ImageView) view.findViewById(R.id.verify_image);
+        mVerifyStatus = (TextView) view.findViewById(R.id.verify_status);
+        mVerifyButtonAnimator = (ViewAnimator) view.findViewById(R.id.verify_buttons);
+
+        view.findViewById(R.id.button_verify).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                proofVerify();
+            }
+        });
+
+        view.findViewById(R.id.button_retry).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                proofVerify();
+            }
+        });
+
+        setVerifyProgress(false, null);
+        mVerifyStatus.setText(R.string.linked_verify_pending);
+
+        return view;
+    }
+
+    abstract LinkedTokenResource getResource(OperationLog log);
+
+    private void setVerifyProgress(boolean on, Boolean success) {
+        if (success == null) {
+            mVerifyStatus.setText(R.string.linked_verifying);
+            displayButton(on ? 2 : 0);
+        } else if (success) {
+            mVerifyStatus.setText(R.string.linked_verify_success);
+            mVerifyImage.setImageResource(R.drawable.status_signature_verified_cutout_24dp);
+            mVerifyImage.setColorFilter(getResources().getColor(R.color.android_green_dark),
+                    PorterDuff.Mode.SRC_IN);
+            displayButton(2);
+        } else {
+            mVerifyStatus.setText(R.string.linked_verify_error);
+            mVerifyImage.setImageResource(R.drawable.status_signature_unknown_cutout_24dp);
+            mVerifyImage.setColorFilter(getResources().getColor(R.color.android_red_dark),
+                    PorterDuff.Mode.SRC_IN);
+            displayButton(1);
+        }
+        mVerifyAnimator.setDisplayedChild(on ? 1 : 0);
+    }
+
+    public void displayButton(int button) {
+        if (mVerifyButtonAnimator.getDisplayedChild() == button) {
+            return;
+        }
+        mVerifyButtonAnimator.setDisplayedChild(button);
+    }
+
+    protected void proofVerify() {
+        setVerifyProgress(true, null);
+
+        new AsyncTask<Void,Void,LinkedVerifyResult>() {
+
+            @Override
+            protected LinkedVerifyResult doInBackground(Void... params) {
+                long timer = System.currentTimeMillis();
+
+                OperationLog log = new OperationLog();
+                LinkedTokenResource resource = getResource(log);
+                if (resource == null) {
+                    return new LinkedVerifyResult(LinkedVerifyResult.RESULT_ERROR, log);
+                }
+
+                LinkedVerifyResult result = resource.verify(getActivity(), mLinkedIdWizard.mFingerprint);
+
+                // ux flow: this operation should take at last a second
+                timer = System.currentTimeMillis() -timer;
+                if (timer < 1000) try {
+                    Thread.sleep(1000 -timer);
+                } catch (InterruptedException e) {
+                    // never mind
+                }
+
+                if (result.success()) {
+                    mVerifiedResource = resource;
+                }
+                return result;
+            }
+
+            @Override
+            protected void onPostExecute(LinkedVerifyResult result) {
+                super.onPostExecute(result);
+                if (result.success()) {
+                    setVerifyProgress(false, true);
+                } else {
+                    setVerifyProgress(false, false);
+                    // on error, show error message
+                    result.createNotify(getActivity()).show(LinkedIdCreateFinalFragment.this);
+                }
+            }
+        }.execute();
+
+    }
+
+    @Override
+    protected void cryptoOperation() {
+        if (mVerifiedResource == null) {
+            Notify.create(getActivity(), R.string.linked_need_verify, Notify.Style.ERROR)
+                    .show(LinkedIdCreateFinalFragment.this);
+            return;
+        }
+
+        super.cryptoOperation();
+    }
+
+    @Override
+    protected void cryptoOperation(CryptoInputParcel cryptoInput) {
+        if (mVerifiedResource == null) {
+            Notify.create(getActivity(), R.string.linked_need_verify, Notify.Style.ERROR)
+                    .show(LinkedIdCreateFinalFragment.this);
+            return;
+        }
+
+        super.cryptoOperation(cryptoInput);
+    }
+
+    @Nullable
+    @Override
+    public Parcelable createOperationInput() {
+        SaveKeyringParcel skp =
+                new SaveKeyringParcel(mLinkedIdWizard.mMasterKeyId, mLinkedIdWizard.mFingerprint);
+
+        WrappedUserAttribute ua =
+                LinkedAttribute.fromResource(mVerifiedResource).toUserAttribute();
+
+        skp.mAddUserAttribute.add(ua);
+
+        return skp;
+    }
+
+    @Override
+    public void onCryptoOperationSuccess(OperationResult result) {
+        // if bad -> display here!
+        if (!result.success()) {
+            result.createNotify(getActivity()).show(LinkedIdCreateFinalFragment.this);
+            return;
+        }
+
+        getActivity().finish();
+    }
+
+    @Override
+    public void onCryptoOperationError(OperationResult result) {
+
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateGithubStep1Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateGithubStep1Fragment.java
new file mode 100644
index 000000000..b166b3e4f
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateGithubStep1Fragment.java
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.EditText;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.ui.util.Notify;
+
+
+public class LinkedIdCreateGithubStep1Fragment extends Fragment {
+
+    LinkedIdWizard mLinkedIdWizard;
+
+    EditText mEditHandle;
+
+    public static LinkedIdCreateGithubStep1Fragment newInstance() {
+        LinkedIdCreateGithubStep1Fragment frag = new LinkedIdCreateGithubStep1Fragment();
+
+        Bundle args = new Bundle();
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+
+        mLinkedIdWizard = (LinkedIdWizard) getActivity();
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        final View view = inflater.inflate(R.layout.linked_create_github_fragment_step1, container, false);
+
+        view.findViewById(R.id.next_button).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                final String handle = mEditHandle.getText().toString();
+
+                new AsyncTask<Void,Void,Boolean>() {
+
+                    @Override
+                    protected Boolean doInBackground(Void... params) {
+                        return true; // return checkHandle(handle);
+                    }
+
+                    @Override
+                    protected void onPostExecute(Boolean result) {
+                        super.onPostExecute(result);
+
+                        if (result == null) {
+                            Notify.create(getActivity(),
+                                    "Connection error while checking username!", Notify.Style.ERROR).show();
+                            return;
+                        }
+
+                        if (!result) {
+                            Notify.create(getActivity(),
+                                    "This handle does not exist on Github!", Notify.Style.ERROR).show();
+                            return;
+                        }
+
+                        LinkedIdCreateGithubStep2Fragment frag =
+                                LinkedIdCreateGithubStep2Fragment.newInstance(handle);
+
+                        mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+                    }
+                }.execute();
+
+            }
+        });
+
+        view.findViewById(R.id.back_button).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                mLinkedIdWizard.loadFragment(null, null, LinkedIdWizard.FRAG_ACTION_TO_LEFT);
+            }
+        });
+
+        mEditHandle = (EditText) view.findViewById(R.id.linked_create_github_handle);
+
+        return view;
+    }
+
+    /* not used at this point, too much hassle
+    private static Boolean checkHandle(String handle) {
+        try {
+            HttpURLConnection nection =
+                    (HttpURLConnection) new URL("https://api.github.com/" + handle).openConnection();
+            nection.setRequestMethod("HEAD");
+            return nection.getResponseCode() == 200;
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+    */
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateGithubStep2Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateGithubStep2Fragment.java
new file mode 100644
index 000000000..a3a8c779f
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateGithubStep2Fragment.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog;
+import org.sufficientlysecure.keychain.linked.LinkedTokenResource;
+import org.sufficientlysecure.keychain.linked.resources.GithubResource;
+
+
+public class LinkedIdCreateGithubStep2Fragment extends LinkedIdCreateFinalFragment {
+
+    public static final String ARG_HANDLE = "handle";
+
+    String mResourceHandle;
+    String mResourceString;
+
+    public static LinkedIdCreateGithubStep2Fragment newInstance
+            (String handle) {
+
+        LinkedIdCreateGithubStep2Fragment frag = new LinkedIdCreateGithubStep2Fragment();
+
+        Bundle args = new Bundle();
+        args.putString(ARG_HANDLE, handle);
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        mResourceString =
+                GithubResource.generate(getActivity(), mLinkedIdWizard.mFingerprint);
+
+        mResourceHandle = getArguments().getString(ARG_HANDLE);
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        View view = super.onCreateView(inflater, container, savedInstanceState);
+
+        if (view != null) {
+
+            view.findViewById(R.id.button_send).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofSend();
+                }
+            });
+
+            view.findViewById(R.id.button_share).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofShare();
+                }
+            });
+
+        }
+
+        return view;
+    }
+
+    @Override
+    LinkedTokenResource getResource(OperationLog log) {
+        return GithubResource.searchInGithubStream(getActivity(), mResourceHandle, mResourceString, log);
+    }
+
+    @Override
+    protected View newView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.linked_create_github_fragment_step2, container, false);
+    }
+
+    private void proofShare() {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, mResourceString);
+        sendIntent.setType("text/plain");
+        startActivity(sendIntent);
+    }
+
+    private void proofSend() {
+        Uri.Builder builder = Uri.parse("https://gist.github.com/").buildUpon();
+        builder.appendQueryParameter("text", mResourceString);
+        Uri uri = builder.build();
+
+        Intent intent = new Intent(Intent.ACTION_VIEW, uri);
+        getActivity().startActivity(intent);
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateHttpsStep1Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateHttpsStep1Fragment.java
new file mode 100644
index 000000000..8a05c35db
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateHttpsStep1Fragment.java
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.util.Patterns;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.EditText;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.linked.resources.GenericHttpsResource;
+
+public class LinkedIdCreateHttpsStep1Fragment extends Fragment {
+
+    LinkedIdWizard mLinkedIdWizard;
+
+    EditText mEditUri;
+
+    public static LinkedIdCreateHttpsStep1Fragment newInstance() {
+        LinkedIdCreateHttpsStep1Fragment frag = new LinkedIdCreateHttpsStep1Fragment();
+
+        Bundle args = new Bundle();
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+
+        mLinkedIdWizard = (LinkedIdWizard) getActivity();
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        final View view = inflater.inflate(R.layout.linked_create_https_fragment_step1, container, false);
+
+        view.findViewById(R.id.next_button).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                String uri = "https://" + mEditUri.getText();
+
+                if (!checkUri(uri)) {
+                    return;
+                }
+
+                String proofText = GenericHttpsResource.generateText(getActivity(),
+                        mLinkedIdWizard.mFingerprint);
+
+                LinkedIdCreateHttpsStep2Fragment frag =
+                        LinkedIdCreateHttpsStep2Fragment.newInstance(uri, proofText);
+
+                mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+
+            }
+        });
+
+        view.findViewById(R.id.back_button).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                mLinkedIdWizard.loadFragment(null, null, LinkedIdWizard.FRAG_ACTION_TO_LEFT);
+            }
+        });
+
+        mEditUri = (EditText) view.findViewById(R.id.linked_create_https_uri);
+
+        mEditUri.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) {
+            }
+
+            @Override
+            public void afterTextChanged(Editable editable) {
+                String uri = "https://" + editable;
+                if (uri.length() > 0) {
+                    if (checkUri(uri)) {
+                        mEditUri.setCompoundDrawablesWithIntrinsicBounds(0, 0,
+                                R.drawable.ic_stat_retyped_ok, 0);
+                    } else {
+                        mEditUri.setCompoundDrawablesWithIntrinsicBounds(0, 0,
+                                R.drawable.ic_stat_retyped_bad, 0);
+                    }
+                } else {
+                    // remove drawable if email is empty
+                    mEditUri.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
+                }
+            }
+        });
+
+        // mEditUri.setText("mugenguild.com/pgpkey.txt");
+
+        return view;
+    }
+
+    private static boolean checkUri(String uri) {
+        return Patterns.WEB_URL.matcher(uri).matches();
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateHttpsStep2Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateHttpsStep2Fragment.java
new file mode 100644
index 000000000..22a201ba3
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateHttpsStep2Fragment.java
@@ -0,0 +1,172 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Environment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.EditText;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog;
+import org.sufficientlysecure.keychain.linked.resources.GenericHttpsResource;
+import org.sufficientlysecure.keychain.ui.util.Notify;
+import org.sufficientlysecure.keychain.ui.util.Notify.Style;
+import org.sufficientlysecure.keychain.util.FileHelper;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.PrintWriter;
+import java.net.URI;
+import java.net.URISyntaxException;
+
+public class LinkedIdCreateHttpsStep2Fragment extends LinkedIdCreateFinalFragment {
+
+    private static final int REQUEST_CODE_OUTPUT = 0x00007007;
+
+    public static final String ARG_URI = "uri", ARG_TEXT = "text";
+
+    EditText mEditUri;
+
+    URI mResourceUri;
+    String mResourceString;
+
+    public static LinkedIdCreateHttpsStep2Fragment newInstance
+            (String uri, String proofText) {
+
+        LinkedIdCreateHttpsStep2Fragment frag = new LinkedIdCreateHttpsStep2Fragment();
+
+        Bundle args = new Bundle();
+        args.putString(ARG_URI, uri);
+        args.putString(ARG_TEXT, proofText);
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    GenericHttpsResource getResource(OperationLog log) {
+        return GenericHttpsResource.createNew(mResourceUri);
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        try {
+            mResourceUri = new URI(getArguments().getString(ARG_URI));
+        } catch (URISyntaxException e) {
+            e.printStackTrace();
+            getActivity().finish();
+        }
+
+        mResourceString = getArguments().getString(ARG_TEXT);
+
+    }
+
+    protected View newView(LayoutInflater inflater,
+            ViewGroup container, Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.linked_create_https_fragment_step2, container, false);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        View view = super.onCreateView(inflater, container, savedInstanceState);
+
+        if (view != null) {
+
+            view.findViewById(R.id.button_send).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofSend();
+                }
+            });
+
+            view.findViewById(R.id.button_save).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofSave();
+                }
+            });
+
+            mEditUri = (EditText) view.findViewById(R.id.linked_create_https_uri);
+            mEditUri.setText(mResourceUri.toString());
+        }
+
+        return view;
+    }
+
+    private void proofSend () {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, mResourceString);
+        sendIntent.setType("text/plain");
+        startActivity(sendIntent);
+    }
+
+    private void proofSave () {
+        String state = Environment.getExternalStorageState();
+        if (!Environment.MEDIA_MOUNTED.equals(state)) {
+            Notify.create(getActivity(), "External storage not available!", Style.ERROR);
+            return;
+        }
+
+        String targetName = "pgpkey.txt";
+
+        FileHelper.saveDocument(this,
+                targetName, Uri.fromFile(new File(Constants.Path.APP_DIR, targetName)),
+                "text/plain", R.string.title_decrypt_to_file, R.string.specify_file_to_decrypt_to,
+                REQUEST_CODE_OUTPUT);
+    }
+
+    private void saveFile(Uri uri) {
+        try {
+            PrintWriter out =
+                    new PrintWriter(getActivity().getContentResolver().openOutputStream(uri));
+            out.print(mResourceString);
+            if (out.checkError()) {
+                Notify.create(getActivity(), "Error writing file!", Style.ERROR).show();
+            }
+        } catch (FileNotFoundException e) {
+            Notify.create(getActivity(), "File could not be opened for writing!", Style.ERROR).show();
+        }
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        switch (requestCode) {
+            // For saving a file
+            case REQUEST_CODE_OUTPUT:
+                if (data == null) {
+                    return;
+                }
+                Uri uri = data.getData();
+                saveFile(uri);
+                break;
+            default:
+                super.onActivityResult(requestCode, resultCode, data);
+        }
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateTwitterStep1Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateTwitterStep1Fragment.java
new file mode 100644
index 000000000..c25f775b0
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateTwitterStep1Fragment.java
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.EditText;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.ui.util.Notify;
+
+public class LinkedIdCreateTwitterStep1Fragment extends Fragment {
+
+    LinkedIdWizard mLinkedIdWizard;
+
+    EditText mEditHandle;
+
+    public static LinkedIdCreateTwitterStep1Fragment newInstance() {
+        LinkedIdCreateTwitterStep1Fragment frag = new LinkedIdCreateTwitterStep1Fragment();
+
+        Bundle args = new Bundle();
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+
+        mLinkedIdWizard = (LinkedIdWizard) getActivity();
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        final View view = inflater.inflate(R.layout.linked_create_twitter_fragment_step1, container, false);
+
+        view.findViewById(R.id.next_button).setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                final String handle = mEditHandle.getText().toString();
+
+                if ("".equals(handle)) {
+                    mEditHandle.setError("Please input a Twitter handle!");
+                    return;
+                }
+
+                new AsyncTask<Void,Void,Boolean>() {
+
+                    @Override
+                    protected Boolean doInBackground(Void... params) {
+                        return true;
+                        // return checkHandle(handle);
+                    }
+
+                    @Override
+                    protected void onPostExecute(Boolean result) {
+                        super.onPostExecute(result);
+
+                        if (result == null) {
+                            Notify.create(getActivity(),
+                                    "Connection error while checking username!",
+                                    Notify.Style.ERROR).show(LinkedIdCreateTwitterStep1Fragment.this);
+                            return;
+                        }
+
+                        if (!result) {
+                            Notify.create(getActivity(),
+                                    "This handle does not exist on Twitter!",
+                                    Notify.Style.ERROR).show(LinkedIdCreateTwitterStep1Fragment.this);
+                            return;
+                        }
+
+                        LinkedIdCreateTwitterStep2Fragment frag =
+                                LinkedIdCreateTwitterStep2Fragment.newInstance(handle);
+
+                        mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+                    }
+                }.execute();
+
+            }
+        });
+
+        view.findViewById(R.id.back_button).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                mLinkedIdWizard.loadFragment(null, null, LinkedIdWizard.FRAG_ACTION_TO_LEFT);
+            }
+        });
+
+        mEditHandle = (EditText) view.findViewById(R.id.linked_create_twitter_handle);
+
+        return view;
+    }
+
+    /* not used at this point, too many problems
+    private static Boolean checkHandle(String handle) {
+        try {
+            HttpURLConnection nection =
+                    (HttpURLConnection) new URL("https://twitter.com/" + handle).openConnection();
+            nection.setRequestMethod("HEAD");
+            nection.setRequestProperty("User-Agent", "OpenKeychain");
+            return nection.getResponseCode() == 200;
+        } catch (IOException e) {
+            return null;
+        }
+    }
+    */
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateTwitterStep2Fragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateTwitterStep2Fragment.java
new file mode 100644
index 000000000..362798bc8
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateTwitterStep2Fragment.java
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.text.Html;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.operations.results.OperationResult.OperationLog;
+import org.sufficientlysecure.keychain.linked.LinkedTokenResource;
+import org.sufficientlysecure.keychain.linked.resources.TwitterResource;
+
+public class LinkedIdCreateTwitterStep2Fragment extends LinkedIdCreateFinalFragment {
+
+    public static final String ARG_HANDLE = "handle";
+
+    String mResourceHandle;
+    String mResourceString;
+
+    public static LinkedIdCreateTwitterStep2Fragment newInstance
+            (String handle) {
+
+        LinkedIdCreateTwitterStep2Fragment frag = new LinkedIdCreateTwitterStep2Fragment();
+
+        Bundle args = new Bundle();
+        args.putString(ARG_HANDLE, handle);
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        mResourceString =
+                TwitterResource.generate(mLinkedIdWizard.mFingerprint);
+
+        mResourceHandle = getArguments().getString(ARG_HANDLE);
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        View view = super.onCreateView(inflater, container, savedInstanceState);
+
+        if (view != null) {
+            view.findViewById(R.id.button_send).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofSend();
+                }
+            });
+
+            view.findViewById(R.id.button_share).setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    proofShare();
+                }
+            });
+
+            ((TextView) view.findViewById(R.id.linked_tweet_published)).setText(
+                    Html.fromHtml(getString(R.string.linked_create_twitter_2_3, mResourceHandle))
+            );
+        }
+
+        return view;
+    }
+
+    @Override
+    LinkedTokenResource getResource(OperationLog log) {
+        return TwitterResource.searchInTwitterStream(getActivity(),
+                mResourceHandle, mResourceString, log);
+    }
+
+    @Override
+    protected View newView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.linked_create_twitter_fragment_step2, container, false);
+    }
+
+    private void proofShare() {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, mResourceString);
+        sendIntent.setType("text/plain");
+        startActivity(sendIntent);
+    }
+
+    private void proofSend() {
+
+        Uri.Builder builder = Uri.parse("https://twitter.com/intent/tweet").buildUpon();
+        builder.appendQueryParameter("text", mResourceString);
+        Uri uri = builder.build();
+
+        Intent intent = new Intent(Intent.ACTION_VIEW, uri);
+        getActivity().startActivity(intent);
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdSelectFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdSelectFragment.java
new file mode 100644
index 000000000..8249f0bb6
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdSelectFragment.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import org.sufficientlysecure.keychain.R;
+
+public class LinkedIdSelectFragment extends Fragment {
+
+    LinkedIdWizard mLinkedIdWizard;
+
+    /**
+     * Creates new instance of this fragment
+     */
+    public static LinkedIdSelectFragment newInstance() {
+        LinkedIdSelectFragment frag = new LinkedIdSelectFragment();
+
+        Bundle args = new Bundle();
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.linked_select_fragment, container, false);
+
+        view.findViewById(R.id.linked_create_https_button)
+                .setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        LinkedIdCreateHttpsStep1Fragment frag =
+                                LinkedIdCreateHttpsStep1Fragment.newInstance();
+
+                        mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+                    }
+                });
+
+        view.findViewById(R.id.linked_create_dns_button)
+                .setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        LinkedIdCreateDnsStep1Fragment frag =
+                                LinkedIdCreateDnsStep1Fragment.newInstance();
+
+                        mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+                    }
+                });
+
+        view.findViewById(R.id.linked_create_twitter_button)
+                .setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        LinkedIdCreateTwitterStep1Fragment frag =
+                                LinkedIdCreateTwitterStep1Fragment.newInstance();
+
+                        mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+                    }
+                });
+
+        view.findViewById(R.id.linked_create_github_button)
+                .setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        LinkedIdCreateGithubStep1Fragment frag =
+                                LinkedIdCreateGithubStep1Fragment.newInstance();
+
+                        mLinkedIdWizard.loadFragment(null, frag, LinkedIdWizard.FRAG_ACTION_TO_RIGHT);
+                    }
+                });
+
+
+        return view;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+
+        mLinkedIdWizard = (LinkedIdWizard) getActivity();
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdViewFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdViewFragment.java
new file mode 100644
index 000000000..7007fa50c
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdViewFragment.java
@@ -0,0 +1,558 @@
+package org.sufficientlysecure.keychain.ui.linked;
+
+import java.io.IOException;
+import java.util.Collections;
+
+import android.content.Context;
+import android.content.Intent;
+import android.database.Cursor;
+import android.graphics.PorterDuff;
+import android.net.Uri;
+import android.os.AsyncTask;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Parcelable;
+import android.support.annotation.Nullable;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentManager.OnBackStackChangedListener;
+import android.support.v4.app.LoaderManager;
+import android.support.v4.content.CursorLoader;
+import android.support.v4.content.Loader;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextSwitcher;
+import android.widget.TextView;
+import android.widget.ViewAnimator;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.Constants.key;
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.operations.results.LinkedVerifyResult;
+import org.sufficientlysecure.keychain.linked.LinkedTokenResource;
+import org.sufficientlysecure.keychain.linked.LinkedAttribute;
+import org.sufficientlysecure.keychain.linked.LinkedResource;
+import org.sufficientlysecure.keychain.linked.UriAttribute;
+import org.sufficientlysecure.keychain.operations.results.OperationResult;
+import org.sufficientlysecure.keychain.provider.KeychainContract.Certs;
+import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
+import org.sufficientlysecure.keychain.provider.KeychainDatabase.Tables;
+import org.sufficientlysecure.keychain.service.CertifyActionsParcel;
+import org.sufficientlysecure.keychain.service.CertifyActionsParcel.CertifyAction;
+import org.sufficientlysecure.keychain.ui.adapter.LinkedIdsAdapter;
+import org.sufficientlysecure.keychain.ui.adapter.UserIdsAdapter;
+import org.sufficientlysecure.keychain.ui.base.CryptoOperationFragment;
+import org.sufficientlysecure.keychain.ui.linked.LinkedIdViewFragment.ViewHolder.VerifyState;
+import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
+import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils.State;
+import org.sufficientlysecure.keychain.ui.util.Notify;
+import org.sufficientlysecure.keychain.ui.util.Notify.Style;
+import org.sufficientlysecure.keychain.ui.util.SubtleAttentionSeeker;
+import org.sufficientlysecure.keychain.ui.widget.CertListWidget;
+import org.sufficientlysecure.keychain.ui.widget.CertifyKeySpinner;
+import org.sufficientlysecure.keychain.util.Log;
+
+public class LinkedIdViewFragment extends CryptoOperationFragment implements
+        LoaderManager.LoaderCallbacks<Cursor>, OnBackStackChangedListener {
+
+    private static final String ARG_DATA_URI = "data_uri";
+    private static final String ARG_LID_RANK = "rank";
+    private static final String ARG_IS_SECRET = "verified";
+    private static final String ARG_FINGERPRINT = "fingerprint";
+    private static final int LOADER_ID_LINKED_ID = 1;
+
+    private UriAttribute mLinkedId;
+    private LinkedTokenResource mLinkedResource;
+    private boolean mIsSecret;
+
+    private Context mContext;
+    private byte[] mFingerprint;
+
+    private AsyncTask mInProgress;
+
+    private Uri mDataUri;
+    private ViewHolder mViewHolder;
+    private int mLidRank;
+    private OnIdentityLoadedListener mIdLoadedListener;
+    private long mCertifyKeyId;
+
+    public static LinkedIdViewFragment newInstance(Uri dataUri, int rank,
+            boolean isSecret, byte[] fingerprint) throws IOException {
+        LinkedIdViewFragment frag = new LinkedIdViewFragment();
+
+        Bundle args = new Bundle();
+        args.putParcelable(ARG_DATA_URI, dataUri);
+        args.putInt(ARG_LID_RANK, rank);
+        args.putBoolean(ARG_IS_SECRET, isSecret);
+        args.putByteArray(ARG_FINGERPRINT, fingerprint);
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    public LinkedIdViewFragment() {
+        // IMPORTANT: the id must be unique in the ViewKeyActivity CryptoOperationHelper id namespace!
+        // no initial progress message -> we handle progress ourselves!
+        super(5, null);
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        Bundle args = getArguments();
+        mDataUri = args.getParcelable(ARG_DATA_URI);
+        mLidRank = args.getInt(ARG_LID_RANK);
+
+        mIsSecret = args.getBoolean(ARG_IS_SECRET);
+        mFingerprint = args.getByteArray(ARG_FINGERPRINT);
+
+        mContext = getActivity();
+
+        getLoaderManager().initLoader(LOADER_ID_LINKED_ID, null, this);
+
+    }
+
+    @Override
+    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
+        switch (id) {
+            case LOADER_ID_LINKED_ID:
+                return new CursorLoader(getActivity(), mDataUri,
+                        UserIdsAdapter.USER_PACKETS_PROJECTION,
+                        Tables.USER_PACKETS + "." + UserPackets.RANK
+                                + " = " + Integer.toString(mLidRank), null, null);
+            default:
+                return null;
+        }
+    }
+
+    @Override
+    public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
+        switch (loader.getId()) {
+            case LOADER_ID_LINKED_ID:
+
+                // Nothing to load means break if we are *expected* to load
+                if (!cursor.moveToFirst()) {
+                    if (mIdLoadedListener != null) {
+                        Notify.create(getActivity(), "Error loading identity!",
+                                Notify.LENGTH_LONG, Style.ERROR).show();
+                        finishFragment();
+                    }
+                    // Or just ignore, this is probably some intermediate state during certify
+                    break;
+                }
+
+                try {
+                    int certStatus = cursor.getInt(UserIdsAdapter.INDEX_VERIFIED);
+
+                    byte[] data = cursor.getBlob(UserIdsAdapter.INDEX_ATTRIBUTE_DATA);
+                    UriAttribute linkedId = LinkedAttribute.fromAttributeData(data);
+
+                    loadIdentity(linkedId, certStatus);
+
+                    if (mIdLoadedListener != null) {
+                        mIdLoadedListener.onIdentityLoaded();
+                        mIdLoadedListener = null;
+                    }
+
+                } catch (IOException e) {
+                    Log.e(Constants.TAG, "error parsing identity", e);
+                    Notify.create(getActivity(), "Error parsing identity!",
+                            Notify.LENGTH_LONG, Style.ERROR).show();
+                    finishFragment();
+                }
+
+                break;
+        }
+    }
+
+    public void finishFragment() {
+        new Handler().post(new Runnable() {
+            @Override
+            public void run() {
+                FragmentManager manager = getFragmentManager();
+                manager.removeOnBackStackChangedListener(LinkedIdViewFragment.this);
+                manager.popBackStack("linked_id", FragmentManager.POP_BACK_STACK_INCLUSIVE);
+            }
+        });
+    }
+
+    public interface OnIdentityLoadedListener {
+        void onIdentityLoaded();
+    }
+
+    public void setOnIdentityLoadedListener(OnIdentityLoadedListener listener) {
+        mIdLoadedListener = listener;
+    }
+
+    private void loadIdentity(UriAttribute linkedId, int certStatus) {
+        mLinkedId = linkedId;
+
+        if (mLinkedId instanceof LinkedAttribute) {
+            LinkedResource res = ((LinkedAttribute) mLinkedId).mResource;
+            mLinkedResource = (LinkedTokenResource) res;
+        }
+
+        if (!mIsSecret) {
+            switch (certStatus) {
+                case Certs.VERIFIED_SECRET:
+                    KeyFormattingUtils.setStatusImage(mContext, mViewHolder.mLinkedIdHolder.vVerified,
+                            null, State.VERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
+                    break;
+                case Certs.VERIFIED_SELF:
+                    KeyFormattingUtils.setStatusImage(mContext, mViewHolder.mLinkedIdHolder.vVerified,
+                            null, State.UNVERIFIED, KeyFormattingUtils.DEFAULT_COLOR);
+                    break;
+                default:
+                    KeyFormattingUtils.setStatusImage(mContext, mViewHolder.mLinkedIdHolder.vVerified,
+                            null, State.INVALID, KeyFormattingUtils.DEFAULT_COLOR);
+                    break;
+            }
+        }
+
+        mViewHolder.mLinkedIdHolder.setData(mContext, mLinkedId);
+
+        setShowVerifying(false);
+
+        // no resource, nothing further we can do…
+        if (mLinkedResource == null) {
+            mViewHolder.vButtonView.setVisibility(View.GONE);
+            mViewHolder.vButtonVerify.setVisibility(View.GONE);
+            return;
+        }
+
+        if (mLinkedResource.isViewable()) {
+            mViewHolder.vButtonView.setVisibility(View.VISIBLE);
+            mViewHolder.vButtonView.setOnClickListener(new OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    Intent intent = mLinkedResource.getViewIntent();
+                    if (intent == null) {
+                        return;
+                    }
+                    getActivity().startActivity(intent);
+                }
+            });
+        } else {
+            mViewHolder.vButtonView.setVisibility(View.GONE);
+        }
+
+    }
+
+    @Override
+    public void onLoaderReset(Loader<Cursor> loader) {
+
+    }
+
+    static class ViewHolder {
+        private final View vButtonView;
+        private final ViewAnimator vVerifyingContainer;
+        private final ViewAnimator vItemCertified;
+        private final View vKeySpinnerContainer;
+        LinkedIdsAdapter.ViewHolder mLinkedIdHolder;
+
+        private ViewAnimator vButtonSwitcher;
+        private CertListWidget vLinkedCerts;
+        private CertifyKeySpinner vKeySpinner;
+        private final View vButtonVerify;
+        private final View vButtonRetry;
+        private final View vButtonConfirm;
+
+        private final ViewAnimator vProgress;
+        private final TextSwitcher vText;
+
+        ViewHolder(View root) {
+            vLinkedCerts = (CertListWidget) root.findViewById(R.id.linked_id_certs);
+            vKeySpinner = (CertifyKeySpinner) root.findViewById(R.id.cert_key_spinner);
+            vKeySpinnerContainer = root.findViewById(R.id.cert_key_spincontainer);
+            vButtonSwitcher = (ViewAnimator) root.findViewById(R.id.button_animator);
+
+            mLinkedIdHolder = new LinkedIdsAdapter.ViewHolder(root);
+
+            vButtonVerify = root.findViewById(R.id.button_verify);
+            vButtonRetry = root.findViewById(R.id.button_retry);
+            vButtonConfirm = root.findViewById(R.id.button_confirm);
+            vButtonView = root.findViewById(R.id.button_view);
+
+            vVerifyingContainer = (ViewAnimator) root.findViewById(R.id.linked_verify_container);
+            vItemCertified = (ViewAnimator) root.findViewById(R.id.linked_id_certified);
+
+            vProgress = (ViewAnimator) root.findViewById(R.id.linked_cert_progress);
+            vText = (TextSwitcher) root.findViewById(R.id.linked_cert_text);
+        }
+
+        enum VerifyState {
+            VERIFYING, VERIFY_OK, VERIFY_ERROR, CERTIFYING
+        }
+
+        void setVerifyingState(Context context, VerifyState state, boolean isSecret) {
+            switch (state) {
+                case VERIFYING:
+                    vProgress.setDisplayedChild(0);
+                    vText.setText(context.getString(R.string.linked_text_verifying));
+                    vKeySpinnerContainer.setVisibility(View.GONE);
+                    break;
+
+                case VERIFY_OK:
+                    vProgress.setDisplayedChild(1);
+                    if (!isSecret) {
+                        showButton(2);
+                        if (!vKeySpinner.isSingleEntry()) {
+                            vKeySpinnerContainer.setVisibility(View.VISIBLE);
+                        }
+                    } else {
+                        showButton(1);
+                        vKeySpinnerContainer.setVisibility(View.GONE);
+                    }
+                    break;
+
+                case VERIFY_ERROR:
+                    showButton(1);
+                    vProgress.setDisplayedChild(2);
+                    vText.setText(context.getString(R.string.linked_text_error));
+                    vKeySpinnerContainer.setVisibility(View.GONE);
+                    break;
+
+                case CERTIFYING:
+                    vProgress.setDisplayedChild(0);
+                    vText.setText(context.getString(R.string.linked_text_confirming));
+                    vKeySpinnerContainer.setVisibility(View.GONE);
+                    break;
+            }
+        }
+
+        void showVerifyingContainer(Context context, boolean show, boolean isSecret) {
+            if (vVerifyingContainer.getDisplayedChild() == (show ? 1 : 0)) {
+                return;
+            }
+
+            vVerifyingContainer.setInAnimation(context, show ? R.anim.fade_in_up : R.anim.fade_in_down);
+            vVerifyingContainer.setOutAnimation(context, show ? R.anim.fade_out_up : R.anim.fade_out_down);
+            vVerifyingContainer.setDisplayedChild(show ? 1 : 0);
+
+            vItemCertified.setInAnimation(context, show ? R.anim.fade_in_up : R.anim.fade_in_down);
+            vItemCertified.setOutAnimation(context, show ? R.anim.fade_out_up : R.anim.fade_out_down);
+            vItemCertified.setDisplayedChild(show || isSecret ? 1 : 0);
+        }
+
+        void showButton(int which) {
+            if (vButtonSwitcher.getDisplayedChild() == which) {
+                return;
+            }
+            vButtonSwitcher.setDisplayedChild(which);
+        }
+
+    }
+
+    private boolean mVerificationState = false;
+    /** Switches between the 'verifying' ui bit and certificate status. This method
+     * must behave correctly in all states, showing or hiding the appropriate views
+     * and cancelling pending operations where necessary.
+     *
+     * This method also handles back button functionality in combination with
+     * onBackStateChanged.
+     */
+    void setShowVerifying(boolean show) {
+        if (!show) {
+            if (mInProgress != null) {
+                mInProgress.cancel(false);
+                mInProgress = null;
+            }
+            getFragmentManager().removeOnBackStackChangedListener(this);
+            new Handler().post(new Runnable() {
+                @Override
+                public void run() {
+                    getFragmentManager().popBackStack("verification",
+                            FragmentManager.POP_BACK_STACK_INCLUSIVE);
+                }
+            });
+
+            if (!mVerificationState) {
+                return;
+            }
+            mVerificationState = false;
+
+            mViewHolder.showButton(0);
+            mViewHolder.vKeySpinnerContainer.setVisibility(View.GONE);
+            mViewHolder.showVerifyingContainer(mContext, false, mIsSecret);
+            return;
+        }
+
+        if (mVerificationState) {
+            return;
+        }
+        mVerificationState = true;
+
+        FragmentManager manager = getFragmentManager();
+        manager.beginTransaction().addToBackStack("verification").commit();
+        manager.executePendingTransactions();
+        manager.addOnBackStackChangedListener(this);
+        mViewHolder.showVerifyingContainer(mContext, true, mIsSecret);
+
+    }
+
+    @Override
+    public void onBackStackChanged() {
+        setShowVerifying(false);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup superContainer, Bundle savedInstanceState) {
+        View root = inflater.inflate(R.layout.linked_id_view_fragment, null);
+
+        mViewHolder = new ViewHolder(root);
+        root.setTag(mViewHolder);
+
+        ((ImageView) root.findViewById(R.id.status_icon_verified))
+                .setColorFilter(mContext.getResources().getColor(R.color.android_green_light),
+                        PorterDuff.Mode.SRC_IN);
+        ((ImageView) root.findViewById(R.id.status_icon_invalid))
+                .setColorFilter(mContext.getResources().getColor(R.color.android_red_light),
+                        PorterDuff.Mode.SRC_IN);
+
+        mViewHolder.vButtonVerify.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                verifyResource();
+            }
+        });
+        mViewHolder.vButtonRetry.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                verifyResource();
+            }
+        });
+        mViewHolder.vButtonConfirm.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                initiateCertifying();
+            }
+        });
+
+        {
+            Bundle args = new Bundle();
+            args.putParcelable(CertListWidget.ARG_URI, Certs.buildLinkedIdCertsUri(mDataUri, mLidRank));
+            args.putBoolean(CertListWidget.ARG_IS_SECRET, mIsSecret);
+            getLoaderManager().initLoader(CertListWidget.LOADER_ID_LINKED_CERTS,
+                    args, mViewHolder.vLinkedCerts);
+        }
+
+        return root;
+    }
+
+    void verifyResource() {
+
+        // only one at a time (no sync needed, mInProgress is only touched in ui thread)
+        if (mInProgress != null) {
+            return;
+        }
+
+        setShowVerifying(true);
+
+        mViewHolder.vKeySpinnerContainer.setVisibility(View.GONE);
+        mViewHolder.setVerifyingState(mContext, VerifyState.VERIFYING, mIsSecret);
+
+        mInProgress = new AsyncTask<Void,Void,LinkedVerifyResult>() {
+            @Override
+            protected LinkedVerifyResult doInBackground(Void... params) {
+                long timer = System.currentTimeMillis();
+                LinkedVerifyResult result = mLinkedResource.verify(getActivity(), mFingerprint);
+
+                // ux flow: this operation should take at last a second
+                timer = System.currentTimeMillis() -timer;
+                if (timer < 1000) try {
+                    Thread.sleep(1000 -timer);
+                } catch (InterruptedException e) {
+                    // never mind
+                }
+
+                return result;
+            }
+
+            @Override
+            protected void onPostExecute(LinkedVerifyResult result) {
+                if (isCancelled()) {
+                    return;
+                }
+                if (result.success()) {
+                    mViewHolder.vText.setText(getString(mLinkedResource.getVerifiedText(mIsSecret)));
+                    // hack to preserve bold text
+                    ((TextView) mViewHolder.vText.getCurrentView()).setText(
+                            mLinkedResource.getVerifiedText(mIsSecret));
+                    mViewHolder.setVerifyingState(mContext, VerifyState.VERIFY_OK, mIsSecret);
+                    mViewHolder.mLinkedIdHolder.seekAttention();
+                } else {
+                    mViewHolder.setVerifyingState(mContext, VerifyState.VERIFY_ERROR, mIsSecret);
+                    result.createNotify(getActivity()).show();
+                }
+                mInProgress = null;
+            }
+        }.execute();
+
+    }
+
+    private void initiateCertifying() {
+
+        if (mIsSecret) {
+            return;
+        }
+
+        // get the user's passphrase for this key (if required)
+        mCertifyKeyId = mViewHolder.vKeySpinner.getSelectedKeyId();
+        if (mCertifyKeyId == key.none || mCertifyKeyId == key.symmetric) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+                SubtleAttentionSeeker.tintBackground(mViewHolder.vKeySpinnerContainer, 600).start();
+            } else {
+                Notify.create(getActivity(), R.string.select_key_to_certify, Style.ERROR).show();
+            }
+            return;
+        }
+
+        mViewHolder.setVerifyingState(mContext, VerifyState.CERTIFYING, false);
+        cryptoOperation();
+
+    }
+
+    @Override
+    public void onCryptoOperationCancelled() {
+        super.onCryptoOperationCancelled();
+
+        // go back to 'verified ok'
+        setShowVerifying(false);
+
+    }
+
+    @Nullable
+    @Override
+    public Parcelable createOperationInput() {
+        long masterKeyId = KeyFormattingUtils.convertFingerprintToKeyId(mFingerprint);
+        CertifyAction action = new CertifyAction(masterKeyId, null,
+                Collections.singletonList(mLinkedId.toUserAttribute()));
+
+        // fill values for this action
+        CertifyActionsParcel parcel = new CertifyActionsParcel(mCertifyKeyId);
+        parcel.mCertifyActions.addAll(Collections.singletonList(action));
+
+        return parcel;
+    }
+
+    @Override
+    public void onCryptoOperationSuccess(OperationResult result) {
+        result.createNotify(getActivity()).show();
+        // no need to do anything else, we will get a loader refresh!
+    }
+
+    @Override
+    public void onCryptoOperationError(OperationResult result) {
+        result.createNotify(getActivity()).show();
+    }
+
+    @Override
+    public boolean onCryptoSetProgress(String msg, int progress, int max) {
+        return true;
+    }
+
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdWizard.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdWizard.java
new file mode 100644
index 000000000..a29f175c0
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdWizard.java
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.linked;
+
+import android.content.Context;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentTransaction;
+import android.view.View;
+import android.view.inputmethod.InputMethodManager;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.pgp.exception.PgpKeyNotFoundException;
+import org.sufficientlysecure.keychain.provider.CachedPublicKeyRing;
+import org.sufficientlysecure.keychain.provider.KeychainContract;
+import org.sufficientlysecure.keychain.provider.ProviderHelper;
+import org.sufficientlysecure.keychain.ui.base.BaseActivity;
+import org.sufficientlysecure.keychain.util.Log;
+
+public class LinkedIdWizard extends BaseActivity {
+
+    public static final int FRAG_ACTION_START = 0;
+    public static final int FRAG_ACTION_TO_RIGHT = 1;
+    public static final int FRAG_ACTION_TO_LEFT = 2;
+
+    long mMasterKeyId;
+    byte[] mFingerprint;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setTitle(getString(R.string.title_linked_id_create));
+
+        try {
+            Uri uri = getIntent().getData();
+            uri = KeychainContract.KeyRings.buildUnifiedKeyRingUri(uri);
+            CachedPublicKeyRing ring = new ProviderHelper(this).getCachedPublicKeyRing(uri);
+            if (!ring.hasAnySecret()) {
+                Log.e(Constants.TAG, "Linked Identities can only be added to secret keys!");
+                finish();
+                return;
+            }
+
+            mMasterKeyId = ring.extractOrGetMasterKeyId();
+            mFingerprint = ring.getFingerprint();
+        } catch (PgpKeyNotFoundException e) {
+            Log.e(Constants.TAG, "Invalid uri given, key does not exist!");
+            finish();
+            return;
+        }
+
+        // pass extras into fragment
+        LinkedIdSelectFragment frag = LinkedIdSelectFragment.newInstance();
+        loadFragment(null, frag, FRAG_ACTION_START);
+    }
+
+    @Override
+    protected void initLayout() {
+        setContentView(R.layout.create_key_activity);
+    }
+
+    public void loadFragment(Bundle savedInstanceState, Fragment fragment, int action) {
+        // However, if we're being restored from a previous state,
+        // then we don't need to do anything and should return or else
+        // we could end up with overlapping fragments.
+        if (savedInstanceState != null) {
+            return;
+        }
+
+        hideKeyboard();
+
+        // Add the fragment to the 'fragment_container' FrameLayout
+        // NOTE: We use commitAllowingStateLoss() to prevent weird crashes!
+        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+
+        switch (action) {
+            case FRAG_ACTION_START:
+                transaction.setCustomAnimations(0, 0);
+                transaction.replace(R.id.create_key_fragment_container, fragment)
+                        .commitAllowingStateLoss();
+                break;
+            case FRAG_ACTION_TO_LEFT:
+                getSupportFragmentManager().popBackStackImmediate();
+                break;
+            case FRAG_ACTION_TO_RIGHT:
+                transaction.setCustomAnimations(R.anim.frag_slide_in_from_right, R.anim.frag_slide_out_to_left,
+                        R.anim.frag_slide_in_from_left, R.anim.frag_slide_out_to_right);
+                transaction.addToBackStack(null);
+                transaction.replace(R.id.create_key_fragment_container, fragment)
+                        .commitAllowingStateLoss();
+                break;
+
+        }
+        // do it immediately!
+        getSupportFragmentManager().executePendingTransactions();
+    }
+
+    private void hideKeyboard() {
+        InputMethodManager inputManager = (InputMethodManager)
+                getSystemService(Context.INPUT_METHOD_SERVICE);
+
+        // check if no view has focus
+        View v = getCurrentFocus();
+        if (v == null)
+            return;
+
+        inputManager.hideSoftInputFromWindow(v.getWindowToken(), 0);
+    }
+
+}