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WhatsApp has announced they’re rolling out key transparency! Doing this at WhatsApp-scale (aka billions and biiillions of keys) is a significant task, so we talked to Jasleen Malvai and Kevin Lewi about how it works.

Transcript:
https://securitycryptographywhatever.com/2023/05/06/whatsapp-key-transparency

Links:
https://engineering.fb.com/2023/04/13/security/whatsapp-key-transparency/
https://github.com/facebook/akd
Parkeet: https://eprint.iacr.org/2023/081.pdf
CONIKS: https://eprint.iacr.org/2014/1004.pdf
SEEMless: https://eprint.iacr.org/2018/607.pdf
WhatsApp Security Whitepaper: https://www.whatsapp.com/security/WhatsApp-Security-Whitepaper.pdf
Keybase key transparency: https://book.keybase.io/docs/server

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

1f:T909,

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Episode description

WhatsApp Key Transparency with Jasleen Malvai and Kevin Lewi

Episode description