public void NewProvider() { DpapiSymmetricCryptoProvider symm = new DpapiSymmetricCryptoProvider(); CryptographyConfigurationView cryptoConfigurationView = new TestCryptographyConfigurationView(); symm.Initialize(cryptoConfigurationView); byte[] encBytes = symm.Encrypt(plainText); byte[] decBytes = symm.Decrypt(encBytes); Assert.IsTrue(CryptographyUtility.CompareBytes(decBytes, plainText)); }