public void AesManaged_EncryptionRoundtripWithRandomKey_ReturnsOriginalText()
{
// Arrange
var aesManaged = new AesManaged();
var key = Convert.ToBase64String(aesManaged.Key);
// Act
var encrypted = AesEncryptamajig.Encrypt(_plainText, key);
var roundtrip = AesEncryptamajig.Decrypt(encrypted, key);
Debug.WriteLine(_plainText);
Debug.WriteLine(encrypted);
Debug.WriteLine(roundtrip);
// Assert
Assert.AreNotEqual(_plainText, encrypted);
Assert.AreEqual(_plainText, roundtrip);
}
public void Decrypt_WithDifferentKey_ThrowsException()
{
// Arrange
var aesManaged = new AesManaged();
var originalKey = Convert.ToBase64String(aesManaged.Key);
// This should generate a new key
aesManaged = new AesManaged();
var newKey = Convert.ToBase64String(aesManaged.Key);
// Act
var encrypted = AesEncryptamajig.Encrypt(_plainText, originalKey);
Debug.WriteLine("Org Key = " + originalKey);
Debug.WriteLine("New Key = " + newKey);
string roundtrip = AesEncryptamajig.Decrypt(encrypted, newKey);
// Assert
throw new Exception("This should have thrown a CryptographicException!");
}
public string DecryptSecret(string cipher)
{
return(AesEncryptamajig.Decrypt(cipher, Convert.ToBase64String(Key)));
}
public string HideSecretPassword(string secret)
{
return(AesEncryptamajig.Encrypt(secret, Convert.ToBase64String(Key)));
}
/// <summary>
/// Loads this instance.
/// </summary>
/// <returns>DebtPortfolio.</returns>
public DebtPortfolio Load() => JsonConvert.DeserializeObject <DebtPortfolio>(
AesEncryptamajig.Decrypt(File.ReadAllText(FilePath), Key.ToString()));
