I thought signal used some form of XMPP? | Hacker News

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		kogasa240p 5 months ago \| parent \| context \| favorite \| on: Signal Protocol and Post-Quantum Ratchets I thought signal used some form of XMPP?

cristoperb 5 months ago [–]

No, it has always used its own protocol.

But apparently there is an XMPP extension that implements the Double Ratchet algorithm that Signal is based on:

https://en.wikipedia.org/wiki/OMEMO

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