BSD-Guard: A Collaborative Blockchain-Based Approach for Detection and Mitigation of SDN-Targeted DDoS Attacks

<div>The <i>packet_in</i> rate and controller CPU utilization under udp0000 and udp1100 DDoS attack scenarios. (a) udp0000 attack; (b) udp1100 attack.</div>

Security and Communication Networks

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Figure 9

Figure 9: BSD-Guard: A Collaborative Blockchain-Based Approach for Detection and Mitigation of SDN-Targeted DDoS Attacks 