Real World Cryptography Paris is back for a fifth edition this September! Our Call for Talks is OPEN! We're looking for 20-minute talks on applied cryptography, cryptographic protocols, zero-knowledge proof systems, blockchain, security audits and more! cryptography.paris

We've published a fuller note on a technical review that we wrote in 2025 on Telegram's MTProto protocol, which entered the public record this week, when @istories.bsky.social reported on it, in order to characterize it directly and not through a third party.

Welcome, class of Summer 2026! We're thrilled to welcome 50 students from nine institutions into our Summer 2026 cohort for our applied cryptography course, which aims to provide a free, world-class education to Lebanese university students.

Today we're releasing hpke-ng: a clean-slate Rust implementation of HPKE (RFC 9180) and a drop-in replacement for Cryspen's hpke-rs, the subject of our critical nonce reuse vulnerability discovered in February. Faster, smaller and more hardened than hpke-rs across every metric:

Join us on April 29 at Ledger HQ!

Full schedule for Real World Cryptography Paris Meetup 3 is now live! 🚀 Check out the full lineup at cryptography.paris Expect exciting talks on programmable cryptography, post-quantum security, super-fast verification, and more—plus refreshments and time to connect!

Only 2 weeks left to register for Real World Cryptography Paris! 📅 Feb 18, 2025 📍 Ledger HQ, Paris 🔑 Talks, networking & deep dives into ZKPs, real-world cryptography & more! Proudly partnering with Ledger, Hylé, @symbolic.software & others. Don’t miss out! 🚀 Register now: lu.ma/f0ohzz4y

Thanks for joining us on Bluesky, everyone, and stay tuned for upcoming company news and updates. For now, why not take a look at one of our recent public applied cryptography audit reports? symbolic.software/blog/2024-06...