cryptologie.net

cryptography, security, and random thoughts

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Hey! I'm David, cofounder of zkSecurity and author of Real-World Cryptography.

More about me

I'm also an advisor at Archetype. I was previously a cryptography architect of Mina at O(1) Labs, the security lead for Libra/Diem at Facebook, and a security engineer at the Cryptography Services of NCC Group. Welcome to my blog about cryptography, security, and other related topics.

“Cryptologie” is the French spelling of “cryptology.”

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    Hacking Week CTF starting April the 3rd

    blog

    One of my professor is organizing a CTF, it’s in french (sorry), it will start next month and should last for a week, and… there might be a challenge I’ve made for them =). I don’t know if it has been accepted but here you go: HackingWeek 2015 if you are interested and you can speak french

    suggested reads:
    → Hacking Week 2015 • blog
    → Hacking Week • blog
    → Hacking Week 2015 : Crypto 4 Write-Up • blog
    ← back to all posts blog • 2015-03-10

    recent posts

    The API is English, the deterministic-agentic border is shifting
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    What's next after soulbound NFTs? Self-willed NFTs via zkML
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    How to Make it in a Security Team
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    Getting Into The Zone
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    elsewhere

    book Real-World Cryptography Applied cryptography, from Manning. podcast Two And A Half Coins Crypto, banking & distributed systems. youtube Cryptography videos Concepts & security, explained.