Our solution builds on research by Alwen et al., using Puncturable Pseudorandom Functions (PPRFs) to allow multiple group states to coexist securely.

This means:
- No need for a central ordering service
- Maintain Forward Secrecy even with forks
- Better support for decentralized messaging

A good part of the team joined the #38C3 which was a good way to end the year. 2025 will be an exciting year for us, we will share updates about our work along the way. You can follow us here or subscribe to our blog at blog.phnx.im/#/portal/signup.

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📸 Leah Oswald (CC BY-SA 2.0)

- Prospective integration in platforms, like Firefox and Android
- Metadata protection in MLS
- Using MLS as a general purpose key establishment mechanism beyond messaging in e.g.: video conferencing, password managers, hypervisors, enclaves, etc.

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@julianmair.com will be buzzing through the corridors and can be reached via DECT at 4109. If you want to talk about secure messaging or E2EE, let us know!