DDoS attack trends for 2021 Q1

What this post added

This post provides a detailed analysis of DDoS attack trends observed in Q1 2021. It breaks down application-layer attacks by industry, source country, and target country, and discusses ransom DDoS attacks. For network-layer attacks, it covers the number of attacks, size (bit rate and packet rate), duration, common attack vectors (SYN, RST, UDP, DNS amplification), and emerging threats like QUIC version negotiation floods and attacks targeting Jenkins and TeamSpeak3 servers. The post also highlights the underlying technologies used for detection and mitigation, such as the autonomous edge DDoS protection system and its asynchronous traffic analysis.