WOOT '14 - Hell of a Handshake: Abusing TCP for Reflective Amplification DDoS Attacks

Hell of a Handshake: Abusing TCP for Reflective Amplification DDoS Attacks

Marc Kührer, Thomas Hupperich, Christian Rossow, and Thorsten Holz, Ruhr-University Bochum

Nowadays, a common way for attackers to perform Distributed Denial-of-Service (DDoS) attacks is via so called amplification attacks. The basic idea is to send relatively small requests with spoofed source address to public hosts (e.g., NTP servers), which reflect significantly larger responses to the victim of the attack. Recent studies focused on UDP-based attacks and analyzed the attack …

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