Video. Learn how to protect your app’s sensitive user data from the emerging threat of quantum computing, and safeguard user privacy. We’ll explore different quantum attacks, their impact on existing cryptographic protocols, and how to defe…
Recommended citation: C. Yun and C. A. Wood, "Anonymous Rate-Limited Credentials", Work in Progress, Internet-Draft, draft-yun-cfrg-arc, 05 February 2025, https://datatracker.ietf.org/doc/draft-yun-cfrg-arc/ Anonymous Rate-Limited Credentia…
Applied Cryptographer, Security Engineer Link to Medium post. A writeup of my first aerial silks performance. There is no cryptography in this blog post. Link to article. I wrote a guest post on Jeremy Kun’s website, that discusses how to e…
Applied Cryptographer, Security Engineer Link to Medium post. A writeup of my first aerial silks performance. There is no cryptography in this blog post. Link to article. I wrote a guest post on Jeremy Kun’s website, that discusses how to e…
Video and Slides. I presented on Google’s work toward real-world deployment of Fully Homomorphic Encryption (FHE), at the NIST Crypto Reading Club. This talk provides an engineer’s perspective on deploying large scale systems with FHE, its
Applied Cryptographer, Security Engineer Link to Medium post. My fall season in Yosemite was stacked with great friends, big adventures, and rad climbing! There is no cryptography in this blog post. Link to Medium post. A writeup of my firs…
Published in Under submission, 2022 Recommended citation: James Bell, Adrià Gascón, Tancrède Lepoint, Baiyu Li, Sarah Meiklejohn, Mariana Raykova, Cathie Yun. (2022). "ACORN: Input Validation for Secure Aggregation." https://eprint.iacr.org…
Applied Cryptographer, Security Engineer Link to Medium post. Julie and I climbed the Nose on El Capitan! There is no cryptography in this blog post. Link to Medium post. A writeup of my first aerial silks performance. There is no cryptogra…
Video. I sat on an “Ask Me Anything” panel at Real World Crypto 2022 to talk about the relationship between cryptography research and its use in industry, give advice to folks starting out their cryptography career, and to defend the useful…
Video and Slides. I talk about how the math behind the Bulletproofs paper works, going through the inner product proof and showing how a range proof can be constructed. The video is from the Monero Village livestream, and is missing the sli…
Video. Zero knowledge proofs are powerful tools; come learn about how they work and what they enable! We’ll get down and dirty in the details of Bulletproofs, a zero knowledge proof protocol that doesn’t require trusted setup. I’ll walk you…
Recommended citation: Oleg Andreev, Bob Glickstein, Vicki Niu, Tess Rinearson, Debnil Sur, Cathie Yun. (2019). "ZkVM: fast, private, flexible blockchain contracts." https://github.com/stellar/slingshot/files/3164245/zkvm-whitepaper-2019-05-…