public static string RSAEncrypt(this string s)
{
const int keySize = 2048;
var key = AsymmetricEncryption.PemToXml(Settings.RSAKey);
var base64Card = Convert.ToBase64String(Encoding.UTF8.GetBytes(s));
return(AsymmetricEncryption.EncryptText(base64Card, keySize, key));
}