internal bool IsAccessable(int maxAccessCountPerSecond, int secondCheckDuration) { if (this.dtLastAccessDate.AddSeconds((double)secondCheckDuration) > DateTime.Now) { if (this.n4AccessCount <= maxAccessCountPerSecond) { this.n4AccessCount++; } } else { this.dtLastAccessDate = DateTime.Now; this.n4AccessCount = 1; } if (this.n4AccessCount >= maxAccessCountPerSecond) { if (this.n4AccessCount == maxAccessCountPerSecond) { int num; DateTime dateTime; ErrorLog.CreateLightErrorLog(ServiceCode.platform, 1011500, null, "DoS attack detected", string.Format("IP={0}, Count={1} Per {3} Second, Date={2}", new object[] { this.strIP, this.n4AccessCount, this.dtLastAccessDate.ToString("yyyyMMdd hhmmss"), secondCheckDuration }), out num, out dateTime); } return(false); } return(true); }