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Table 3 Temporal variation in entropy during normal web traffic with FE. Temporal variation in entropy is recorded against different simulation times

From: Detection of spoofed and non-spoofed DDoS attacks and discriminating them from flash crowds

Time (seconds) Traffic entropy Source address entropy Proposed traffic entropy Proposed source address entropy
0 2.5 2.5 2.5 2.5
0.6 5.31 7 4.67 6
1.2 5.31 7.5 4.67 6.5
1.8 5.31 8 4.67 7.2
2.4 5.31 8 4.67 7.2
3.0 5.31 7.9 4.67 7.6
3.6 5.31 8 4.67 7.2
4.2 5.31 9.43 4.67 8.2
4.8 5.31 9.43 4.67 8.2
5.4 5.31 9.43 4.67 8.2
6.0 5.31 8 4.67 7.2
6.6 5.31 8 4.67 7.2
7.2 5.31 8 4.67 7.2
7.8 5.31 8 4.67 7.2
8.4 5.31 8 4.67 7.2
9.0 5.31 8 4.67 7.2
9.6 5.31 9.43 4.67 8.2
10.2 5.31 9.43 4.67 8.2