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diff --git a/test/crypto/source/test/cry_test_sequence_005.c b/test/crypto/source/test/cry_test_sequence_005.c
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+++ b/test/crypto/source/test/cry_test_sequence_005.c
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+/*
+    ChibiOS - Copyright (C) 2006..2017 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#include "hal.h"
+#include "cry_test_root.h"
+
+/**
+ * @file    cry_test_sequence_005.c
+ * @brief   Test Sequence 005 code.
+ *
+ * @page cry_test_sequence_005 [5] TRNG
+ *
+ * File: @ref cry_test_sequence_005.c
+ *
+ * <h2>Description</h2>
+ * TRNG testing.
+ *
+ * <h2>Test Cases</h2>
+ * - @subpage cry_test_005_001
+ * .
+ */
+
+/****************************************************************************
+ * Shared code.
+ ****************************************************************************/
+
+#include <string.h>
+
+static const CRYConfig configTRNG_Polling=
+{
+    TRANSFER_POLLING,
+    0,
+    0
+};
+
+
+
+/****************************************************************************
+ * Test cases.
+ ****************************************************************************/
+
+/**
+ * @page cry_test_005_001 [5.1] TRNG Polling
+ *
+ * <h2>Description</h2>
+ * testing TRNG in polled mode.
+ *
+ * <h2>Test Steps</h2>
+ * - [5.1.1] Random generation and test.
+ * .
+ */
+
+static void cry_test_005_001_setup(void) {
+  cryStart(&CRYD1, &configTRNG_Polling);
+
+
+}
+
+static void cry_test_005_001_teardown(void) {
+  cryStop(&CRYD1);
+}
+
+static void cry_test_005_001_execute(void) {
+    cryerror_t ret;
+
+  /* [5.1.1] Random generation and test.*/
+  test_set_step(1);
+  {
+    uint32_t random[10];
+      int i,j;
+      for (i=0;i<10;i++)
+      {
+        ret = cryTRNG(&CRYD1,(uint8_t*)&random[i]);
+
+        test_assert(ret == CRY_NOERROR , "failed random");
+
+        SHOW_DATA(&random[i],1);
+
+        test_assert(random[i]  != 0 , "failed random generation (zero)");
+
+        for (j=0;j<i;j++)
+        {
+            test_assert(random[i]  != random[j] , "failed random generation");
+        }
+      }
+
+  }
+}
+
+static const testcase_t cry_test_005_001 = {
+  "TRNG Polling",
+  cry_test_005_001_setup,
+  cry_test_005_001_teardown,
+  cry_test_005_001_execute
+};
+
+/****************************************************************************
+ * Exported data.
+ ****************************************************************************/
+
+/**
+ * @brief   Array of test cases.
+ */
+const testcase_t * const cry_test_sequence_005_array[] = {
+  &cry_test_005_001,
+  NULL
+};
+
+/**
+ * @brief   TRNG.
+ */
+const testsequence_t cry_test_sequence_005 = {
+  "TRNG",
+  cry_test_sequence_005_array
+};