/// <summary>
/// Return UTF8 decoded string after decrypt AES byte[]. Use AESDecrypt if your original source is not a string.
/// </summary>
/// <param name="input">Byte[] input</param>
/// <param name="key">Key input</param>
/// <param name="iv">IV input</param>
/// <param name="keySizeInBit">Aes key size</param>
/// <returns></returns>
public static string AESStringDecrypt(this byte[] input, byte[] key, byte[] iv, int keySizeInBit = 256)
=> input.AESDecrypt(key, iv, keySizeInBit).ConvertToString().Trim('\0');