Encrypting Facebook Messenger with Jon Millican and Timothy Buck

Security Cryptography Whatever

Facebook Messenger has finally been end-to-end encrypted, a couple of years after Mark Zuckerberg announced it! Plus Instagram DMs are trialing ephemeral E2EE DMs too! We invited on Jon Millican and Timothy Buck from Meta to discuss this major cross-platform endeavor, and how David Bowie fits into their personal Labyrinth.
Transcript: https://securitycryptographywhatever.com/2023/12/28/e2ee-fb-messenger/
Links:
- https://www.facebook.com/notes/2420600258234172
- https://eprint.iacr.org/2022/1044.pdf
- https://engineering.fb.com/2023/12/06/security/building-end-to-end-security-for-messenger/
- https://www.theverge.com/2023/12/6/23991501/facebook-messenger-default-end-to-end-encryption-meta
- https://www.threads.net/@jonmillican/post/C0kQPAyoFpr
- https://engineering.fb.com/wp-content/uploads/2023/12/MessengerEnd-to-EndEncryptionOverview_12-6-2023.pdf
- https://engineering.fb.com/wp-content/uploads/2023/12/TheLabyrinthEncryptedMessageStorageProtocol_12-6-2023.pdf
- https://engineering.fb.com/2022/03/10/security/code-verify/
- https://chrome.google.com/webstore/detail/code-verify/llohflklppcaghdpehpbklhlfebooeog

"Security Cryptography Whatever" is hosted by Deirdre Connolly (@durumcrustulum), Thomas Ptacek (@tqbf), and David Adrian (@davidcadrian)

Chapter

1. Encrypting Facebook Messenger with Jon Millican and Timothy Buck (00:00:00)

2. Facebook Messenger and Instagram DMs (00:00:12)

3. Labyrinth and Cryptographic User Experience (00:12:51)

4. Understanding Cryptographic Labels and ORF (00:20:34)

5. Emerging Trends in Encryption Design (00:33:10)

6. Code Verify Extension and Instagram DMs (00:44:41)

7. Discussion on Post-Quantum Security and Encryption (00:50:56)