public void DecryptWithDifferentEntropyThanEncryptThrows() { byte[] plainBytes = new byte[] {0, 1, 2, 3, 4}; byte[] entropy1 = new byte[16]; byte[] entropy2 = new byte[16]; CryptographyUtility.GetRandomBytes(entropy1); CryptographyUtility.GetRandomBytes(entropy2); DpapiCryptographer dpapi = new DpapiCryptographer(DataProtectionScope.LocalMachine); byte[] encrypted = dpapi.Encrypt(plainBytes, entropy1); dpapi.Decrypt(encrypted, entropy2); }
public void EncryptAndDecryptUserMode() { DataProtectionScope mode = DataProtectionScope.CurrentUser; DpapiCryptographer dpapi = new DpapiCryptographer(mode); byte[] cipherText = dpapi.Encrypt(plainText); Assert.IsFalse(CryptographyUtility.CompareBytes(plainText, cipherText)); byte[] decryptedText = dpapi.Decrypt(cipherText); Assert.IsTrue(CryptographyUtility.CompareBytes(plainText, decryptedText)); }
public void EncryptWithZeroLengthTextThrows() { byte [] b = new byte [] {}; DpapiCryptographer dpapi = new DpapiCryptographer(DataProtectionScope.LocalMachine); dpapi.Encrypt(b, entropy); }
public void EncryptWithNullPlainTextThrows() { DpapiCryptographer dpapi = new DpapiCryptographer(DataProtectionScope.CurrentUser); dpapi.Encrypt(null); }