As the Zcash ecosystem Security Lead, Zcash Community Grants (ZCG) requested we perform research, investigation, and review of the Coin Voting 2.0 which is designed as a voting system that aims to be privacy-preserving and secure. The voting system leverages Zcash Orchard’s shielded notes to utilize Zcash balances as verifiable
In today’s rapidly evolving tech landscape, ensuring robust security is more than a checklist—it’s a collaborative journey. At Least Authority, our process begins by working closely with our client to define the audit scope and secure the essential documentation and resources. Through in-depth technical discussions, we pinpoint key concerns and
Can Artificial Intelligence Be Integrated Into Our Workflow? At Least Authority, we are always exploring innovative ways to enhance our security auditing processes and improve our ability to identify vulnerabilities. One area of particular interest is the usefulness of various Artificial Intelligence (AI) models and how they can be integrated
Our team performed a review of the recent changes to World‘s secure multi-party computation protocol V2 (SMPC Protocol), which is used to match a given iris against a database of iris shares. In this third review, we audited the changes implemented in the second version of the protocol since our
Warlock has requested that Least Authority perform a security audit of Sylow and SolBLS. Sylow is a Rust library for elliptic curve cryptography, specifically tailored for the BN254 curve, and SolBLS is a Solidity library optimized for on-chain BLS signature verification. Our final audit report was completed on January 6,
The year 2024 was one of significant growth and collaboration across the Web3 landscape. From new grant funding initiatives to greater emphasis on security audits and privacy protections, the entire space saw a surge in technological innovation, research, and community-driven projects. At Least Authority, we leveraged our decade of experience
As the Zcash Ecosystem Security Lead, Zcash Community Grants (ZCG) has requested that Least Authority perform a security audit of the OrchardZSA Protocol by the QEDIT team. OrchardZSA is an extension of the Zcash Orchard protocol. Our final audit report was completed on January 3, 2025*. To read the full
We performed a security audit of World‘s Mobile IrisCode Self-Custody Upgrade project, which allows users to self-host biometric data on their personal device while supporting authentication for the World ID service. Our final audit report was completed on January 2, 2025. To read the full report, including our findings, click