End-to-End Encrypted Zoom Meetings: Proving Security and Strengthening Liveness

ePrint Report: End-to-End Encrypted Zoom Meetings: Proving Security and Strengthening Liveness

Yevgeniy Dodis, Daniel Jost, Balachandar Kesavan, Antonio Marcedone

In May 2020, Zoom Video Communications, Inc. (Zoom) announced a multi-step plan to comprehensively support end-to-end encrypted (E2EE) group video calls and subsequently rolled out basic E2EE support to customers in October 2020. In this work we provide the first formal security analysis of Zoom's E2EE protocol, and also lay foundation to the general problem of E2EE group video communication.


We …

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