public static bool ValidateBySecureKey(Dictionary <string, string> dictionary, string secureKey)
        {
            if (!dictionary.ContainsKey("signMethod") || !dictionary.ContainsKey("signature"))
            {
                return(false);
            }

            var result     = false;
            var signMethod = dictionary["signMethod"];

            if ("11" == signMethod)
            {
                var stringSign = dictionary["signature"];
                dictionary.Remove("signature");
                var stringData      = GetSignContent(dictionary, true, false);
                var strBeforeSha256 = stringData + "&" + SHA256.Compute(secureKey);
                var strAfterSha256  = SHA256.Compute(strBeforeSha256);
                result = stringSign == strAfterSha256;
            }
            else if ("12" == signMethod)
            {
                var stringSign = dictionary["signature"];
                dictionary.Remove("signature");
                var stringData   = GetSignContent(dictionary, true, false);
                var strBeforeSm3 = stringData + "&" + SM3.Compute(secureKey);
                var strAfterSm3  = SM3.Compute(strBeforeSm3);
                result = stringSign == strAfterSm3;
            }

            return(result);
        }
        public static bool ValidateBySecureKey(Dictionary <string, string> rspData, string secureKey)
        {
            if (!rspData.ContainsKey("signMethod") || !rspData.ContainsKey("signature"))
            {
                return(false);
            }
            var signMethod = rspData["signMethod"];

            var result = false;

            if ("11".Equals(signMethod))
            {
                var stringSign = rspData["signature"];
                rspData.Remove("signature");
                var stringData      = GetSignContent(rspData, true, false);
                var strBeforeSha256 = stringData + "&" + SHA256.Compute(secureKey);
                var strAfterSha256  = SHA256.Compute(strBeforeSha256);
                result = stringSign.Equals(strAfterSha256);
            }
            else if ("12".Equals(signMethod))
            {
                var stringSign = rspData["signature"];
                rspData.Remove("signature");
                var stringData   = GetSignContent(rspData, true, false);
                var strBeforeSm3 = stringData + "&" + SM3.Compute(secureKey);
                var strAfterSm3  = SM3.Compute(strBeforeSm3);
                result = stringSign.Equals(strAfterSm3);
            }
            else
            {
                return(false);
            }

            return(result);
        }
        public static void SignBySecureKey(Dictionary <string, string> dictionary, string secureKey)
        {
            if (!dictionary.ContainsKey("signMethod"))
            {
                throw new UnionPayException("signMethod must Not null");
            }

            var stringData = GetSignContent(dictionary, true, false);
            var signMethod = dictionary["signMethod"];

            if ("11" == signMethod)
            {
                var strBeforeSha256 = stringData + "&" + SHA256.Compute(secureKey);
                var strAfterSha256  = SHA256.Compute(strBeforeSha256);
                //设置签名域值
                dictionary["signature"] = strAfterSha256;
            }
            else if ("12" == signMethod)
            {
                var strBeforeSm3 = stringData + "&" + SM3.Compute(secureKey);
                var strAfterSm3  = SM3.Compute(strBeforeSm3);
                //设置签名域值
                dictionary["signature"] = strAfterSm3;
            }
            else
            {
                throw new UnionPayException("Error signMethod [" + signMethod + "] in SignBySecureKey. ");
            }
        }
        public static void SignBySecureKey(Dictionary <string, string> reqData, string secureKey)
        {
            if (!reqData.ContainsKey("signMethod"))
            {
                throw new Exception("signMethod must Not null");
            }
            var signMethod = reqData["signMethod"];

            var stringData = GetSignContent(reqData, true, false);

            if ("11".Equals(signMethod))
            {
                var strBeforeSha256 = stringData + "&" + SHA256.Compute(secureKey);
                var strAfterSha256  = SHA256.Compute(strBeforeSha256);
                //设置签名域值
                reqData["signature"] = strAfterSha256;
            }
            else if ("12".Equals(signMethod))
            {
                var strBeforeSm3 = stringData + "&" + SM3.Compute(secureKey);
                var strAfterSm3  = SM3.Compute(strBeforeSm3);
                //设置签名域值
                reqData["signature"] = strAfterSm3;
            }
            else
            {
                throw new Exception("Error signMethod [" + signMethod + "] in SignBySecureKey. ");
            }
        }