Zoom End-to-End Encryption Whitepaper

This is the home of the whitepaper documenting Zoom's planned end-to-end encryption system. The latest released PDF will always be available here. This repository will be updated as we implement and iterate our cryptographic design.

See the changelog for a summary of what changed in each version. We still value feedback, recommendation and corrections. Please continue to post them under Issues.

Timeline

• 18 July 2022: Version 3.3 was published.
• 29 October 2021: Version 3.2 was published.
• 5 October 2021: Version 3.1 was published.
• 15 December 2020: Version 3 was published.
• 3 November 2020: Version 2.3.1 was published.
• 14 October 2020: Version 2.3 was published.
• 17 June 2020: Version 2 was published.
• 22 May 2020 - 5 June 2020: A comment period on the initial design
• 22 May 2020: Version 1 was published.