Research Article
RT-SAD: Real-Time Sketch-Based Adaptive DDoS Detection for ISP Network
Algorithm 1
DDoS attack detection algorithm.
| Input: NetFlow Record, Sketch Detect_Asym, Detect_Pred, Detect_Thld | Output: DDoS attack detection results | (1) | while Current window not end do | (2) | Get a NetFlow record | (3) | Update the by using | (4) | = abs () | (5) | if > then | (6) | Alert of DDoS | (7) | else | (8) | Put the into | (9) | end if | (10) | end while | (11) | for each in do | (12) | Update | (13) | Update | (14) | end for |
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