Kevin Henry
Real World Cryptography Conference 2023 – Part II
After a brief interlude, filled with several articles from the Cryptography Services team, we’re back with our final thoughts from this year’s Real World Cryptography Conference. In case you missed it, check out Part I for more insights. Interoperability in E2EE Messaging A specter is haunting Europe – the specter…
Public Report – Penumbra Labs R1CS Implementation Review
In July 2023 Penumbra Labs engaged NCC Group’s Cryptography Services team to perform an implementation review of their Rank-1 Constraint System (R1CS) code and the associated zero-knowledge proofs within the Penumbra system. These proofs are built upon decaf377 and poseidon377, which have been previously audited by NCC Group, with a…
Real World Cryptography Conference 2023 – Part I
The annual Real World Cryptography Conference organized by the IACR recently took place in Tokyo, Japan. On top of 3 days of excellent talks, RWC was preceded by the 2nd annual FHE.org Conference and the Real World Post-Quantum Cryptography Workshop and followed by the High Assurance Crypto Software Workshop. Nearly…