public static string GetHash(PCLCrypto.HashAlgorithm alg, string input)
        {
            var    hasher = WinRTCrypto.HashAlgorithmProvider.OpenAlgorithm(alg);
            string hexStr = ByteArrayToString(hasher.HashData(System.Text.UTF8Encoding.UTF8.GetBytes(input)));

            return(hexStr.ToLower());
        }
        protected void CopyHashToClipboard(PCLCrypto.HashAlgorithm alg)
        {
            var original = FindViewById <EditText>(Resource.Id.etMessage).Text;

            string copyValue = GetHash(alg, original);

            CopyToClipboard(copyValue);
        }