Posts
Length-extension attacks are still a thing
New edition of The Joy of Cryptography to be released in January 2026 with Open Access version available (sometime later) on the web
The backup superhero of Post-Quantum Cryptography
" Let me tell you the story of the newcomer HQC, the latest post-quantum cryptographic algorithm that has been selected by the National Institute of Standards and Technology (NIST) to be standardized. If you've heard of Kyber (or ML-KEM), our first cryptographic Avenger, you'll want to meet its backup superhero: …
Implemented ZK authentication with Halo2 PLONK - feedback on architecture?
Your Thoughts on the Use of AI for Cryptographic Software Development
I recently learned AI tools exist that can help audit and autogenerate software. For example Bitwarden uses Claude Code in their SDLC (https://github.com/bitwarden/clients/blob/main/CLAUDE.md). Have you ever used such tools and what are your thoughts on their fitness in cryptographic software development in the industry? I thank you in advance for …
WebRTC and MLS for Group Chat
IMPORTANT NOTE - READ FIRST: This is still a work-in-progress and a close-source project (This is what a honeypot would look like). To view the open source MVP version see [here](https://github.com/positive-intentions/chat). NONE of my projects have been audited or reviewed. I provide them for testing and demo purposes only. NOT …
RDSEED silently fails on Zen 5 under certain conditions
Great Places to Meet Crypto Developers in Person
Hi! Since I am intersted in cryptographic software development as a career path I would love to meet real-life crypto developers in person. From your experience what would be good places to meet these people in person? I admit I live in the Los Angeles County area. Would these meetups …
Considering Online Masters Degree for a Career in Cryptographic Development
Hello Everyone, I am considering a Masters Degree to launch my career in cryptographic development. So I am considering a masters degree with a strong focus on both theory and practice. I live in the United States. For those of you that have a career in cryptographic development in the …