c# HMACSHA1 加密 返回16进制

        /// <summary>         /// HMACSHA1         /// </summary>         /// <param name="EncryptText"></param>         /// <param name="EncryptKey"></param>         /// <returns></returns>         public static string HMACSHA1Text(string EncryptText, string EncryptKey)         {             //HMACSHA1加密             HMACSHA1 hmacsha1 = new HMACSHA1();             hmacsha1.Key = System.Text.Encoding.UTF8.GetBytes(EncryptKey);              byte[] dataBuffer = System.Text.Encoding.UTF8.GetBytes(EncryptText);             byte[] hashBytes = hmacsha1.ComputeHash(dataBuffer);             String result = BitConverter.ToString(hashBytes);//将运算结果转为string类型             result = result.Replace("-", "").ToUpper();//替换并转为大写             return result;         }