/// <summary>
/// Decrypts <paramref name="cipherText"/>.
/// </summary>
/// <param name="cipherText">Encrypted text.</param>
/// <param name="vector">AES vector(IV).</param>
/// <returns>Plain text.</returns>
private string Decrypt(string cipherText, string vector)
{
return(Decrypt(Base64Helper.DecodeFromBase64UrlSafe(cipherText), Base64Helper.DecodeFromBase64UrlSafe(vector)));
}
