The Devil is in the Detail: SDP-Driven Malformed Message Attacks and Mitigation in SIP Ecosystems

VoIP services, in general, and session initiation protocol (SIP) ones, in particular, continue to grow at a fast pace and have already become a key component of next-generation networks. Despite this proliferation, SIP-based services expose a large attack surface for perpetrators, especially those who seek to cause denial of service (DoS). While so far, a plethora of works in the literature have been devoted to the detection of DoS attacks in...