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sofía celi

@claucece
Proud LatinAmerican • "Legendary quantum lady/cryptographer" • Researcher @brave • she/they • hrpc co-chair @inretafo anti-fraud @w3c @otr_im @LondonU
ECU/NL/PT 🎩🍴👀💚🦢🛒🏴‍☠️
sofiaceli.com
Joined October 2010
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  • user avatar
    sofía celi
    @claucece
    Feb 14
    Our brief reply re zkLogin ;) We also encourage sharing planned mitigations for vulnerabilities not only on X (formerly Twitter) threads but for all users with safety in mind.
    user avatar
    sofía celi
    @claucece
    Feb 14
    Replying to @kostascrypto and @brave
    Thank you for the response. However, this characterization is not completely correct, and we encourage you to consult the full paper and technical report that were shared with your team via email in November of last year 1/4
  • user avatar
    sofía celi
    @claucece
    Feb 13
    When Zero-Knowledge Proofs Are Not Enough: Lessons from a Real-World Zero-Knowledge Authorization System, a.k.a Analysis and Vulnerabilities in zkLogin (eprint.iacr.org/2026/227) (1/n)
  • user avatar
    sofía celi
    @claucece
    Nov 17, 2025
    We wrote about an exciting project: Coral, a way to verify that a committed document (a byte stream) correctly parses in regards to a grammar (JSON, HTML) with the caveat that everything is done over ZKP! Read about it here: brave.com/blog/coral/ 1/n
    Image
    Coral: Bridging Parsing and Zero-Knowledge Proofs | Brave
    From brave.com
  • user avatar
    sofía celi
    @claucece
    Nov 6, 2025
    Happy to have written this short new blogpost from Brave Research, based on work last month at Internet Architecture Board, with Hamed Haddadi and @PryvitKyle . 1/3
    user avatar
    Brave
    @brave
    Nov 5, 2025
    Can online services preserve users' privacy while verifying their age? A proposed solution, called zero-knowledge proofs, has potential but also has limits.
  • user avatar
    sofía celi
    @claucece
    Jun 25, 2025
    Come to the ASCrypto school!
    user avatar
    Arantxa Zapico 🧉
    @arantxazapico
    Jun 25, 2025
    🚨 ASCrypto 2025 is here! 🗓️ Sept 29–30 | Medellín | Affiliated with Latincrypt 👨‍🏫 Learn 𝐦𝐨𝐝𝐞𝐫𝐧 𝐩𝐫𝐨𝐯𝐢𝐧𝐠 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 from top experts 💥 2 days, 3 modules: IVC, STARKs, MPC 👥 With @benediktbuenz, Sophia Yakoubov, @aszepieniec 👇

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