Jul 2026
Send and Pretend: Exploiting Transcript Consistency Issues in End-to-End Encrypted Group Chats
It is demonstrated that today's major E2EE messengers do not guarantee any form of TC for group chats, allowing a malicious group member to selectively omit, reorder, or present altered content to different recipients without triggering warnings in their user interface.
G. Gegenhuber, Moritz Grefner, Maximilian Günther et al.
· arXiv.org · 0 citations