Exemplo n.º 1
0
 public Signature(string _appId)
 {
     this.appId     = _appId;
     this.nonce     = Guid.NewGuid().ToString();
     this.timestamp = DateTime.Now.ToString(Signature.TimeStampFormat);
     this.signature = SHA256CrypHelper.GetHashStr(this.appId + this.nonce + this.timestamp);
 }
Exemplo n.º 2
0
 public Signature(string _appId, string _nonce, string _timestamp)
 {
     this.appId     = _appId;
     this.nonce     = _nonce;
     this.timestamp = _timestamp;
     this.signature = SHA256CrypHelper.GetHashStr(this.appId + this.nonce + this.timestamp);
 }
Exemplo n.º 3
0
 public Signature(string _appId, string _nonce, DateTime _timestamp)
 {
     this.appId     = _appId;
     this.nonce     = _nonce;
     this.timestamp = _timestamp.ToString(Signature.TimeStampFormat);
     this.signature = SHA256CrypHelper.GetHashStr(this.appId + this.nonce + this.timestamp);
 }
Exemplo n.º 4
0
        /// <summary>
        /// 进行签名检查
        /// </summary>
        /// <param name="signature">签名</param>
        /// <param name="timestamp">时间戳(ToString("yyyyMMddHHmmssffff"))</param>
        /// <param name="nonce">随机数</param>
        /// <param name="appid">应用接入ID</param>
        /// <returns></returns>
        public static SignCheckResult ValidateSignature(string signature, string timestamp, string nonce, string appid)
        {
            SignCheckResult result = new SignCheckResult()
            {
                IsSuccess   = false,
                Description = "签名完整性检查不通过!"
            };

            if (string.IsNullOrEmpty(signature) || string.IsNullOrEmpty(timestamp) || string.IsNullOrEmpty(nonce) || string.IsNullOrEmpty(appid))
            {
                result.IsSuccess   = false;
                result.Description = "所需的字段为空!";
                return(result);
            }

            string hashStr = SHA256CrypHelper.GetHashStr(appid + nonce + timestamp);

            if (hashStr == signature)
            {
                DateTime dtTime;

                try
                {
                    dtTime = DateTime.ParseExact(timestamp, Signature.TimeStampFormat, CultureInfo.CurrentCulture);
                }
                catch (Exception ex)
                {
                    result.Description = "时间戳格式错误!";
                    return(result);
                }

                double minutes = DateTime.Now.Subtract(dtTime).TotalMinutes;

                if (minutes > TimspanExpiredMinutes)
                {
                    result.Description = "签名时间戳失效!";
                }
                else
                {
                    result.Description = "签名验证成功!";
                    result.IsSuccess   = true;
                }
            }

            return(result);
        }