| public static Protect ( byte userData, byte optionalEntropy, DataProtectionScope scope ) : byte[] | ||
| userData | byte | |
| optionalEntropy | byte | |
| scope | DataProtectionScope | |
| return | byte[] | |
/// <summary>
/// Protects the specified data by applying an encryption algorthim specified by the <see cref="DataProtectionScope" />.
/// </summary>
/// <param name="unencryptedData">The unencrypted data.</param>
/// <param name="optionalEntropy">The optional entropy.</param>
/// <param name="scope">The scope.</param>
/// <returns>The encrypted data in a byte array.</returns>
/// <exception cref="ArgumentNullException">The encryptedData parameter is null.</exception>
/// <exception cref="CryptographicException">The cryptographic protection failed.</exception>
/// <exception cref="PlatformNotSupportedException">The operating system does not support this method.</exception>
/// <exception cref="OutOfMemoryException">The system ran out of memory while encrypting the data.</exception>
public static byte[] Protect(byte[] unencryptedData, string optionalEntropy, DataProtectionScope scope)
{
byte[] salt = (!string.IsNullOrEmpty(optionalEntropy)) ? Encoding.Unicode.GetBytes(optionalEntropy) : null;
byte[] data = ProtectedData.Protect(unencryptedData, salt, scope);
return(data);
}
protected override byte[] ProviderProtect(byte[] userData)
{
// Delegate to ProtectedData
return(ProtectedData.Protect(userData, GetHashedPurpose(), Scope));
}
