1 files changed, 0 insertions, 13 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/DigestDerivationFunction.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/DigestDerivationFunction.java
deleted file mode 100644
index 7ed0fe15d..000000000
--- a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/DigestDerivationFunction.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package org.spongycastle.crypto;
-
-/**
- * base interface for general purpose Digest based byte derivation functions.
- */
-public interface DigestDerivationFunction
-    extends DerivationFunction
-{
-    /**
-     * return the message digest used as the basis for the function
-     */
-    public Digest getDigest();
-}