public override void PerformTest() { byte[] key = Hex.Decode("9661410AB797D8A9EB767C21172DF6C7"); byte[] iv = Hex.Decode("4B5C2F003E67F39557A8D26F3DA2B155"); ICipherParameters kp = new KeyParameter(key); ICipherParameters kpwiv = new ParametersWithIV(kp, iv); VmpcKsa3Engine engine = new VmpcKsa3Engine(); try { engine.Init(true, kp); Fail("Init failed to throw expected exception"); } catch (ArgumentException) { // Expected } engine.Init(true, kpwiv); checkEngine(engine); engine.Reset(); byte[] output = checkEngine(engine); engine.Init(false, kpwiv); byte[] recovered = new byte[output.Length]; engine.ProcessBytes(output, 0, output.Length, recovered, 0); if (!Arrays.AreEqual(input, recovered)) { Fail("decrypted bytes differ from original bytes"); } }