On May 9th, zkLink, a multi-chain transaction infrastructure based on zero-knowledge proof, announced that it had passed the second round of code security audits. This round of audits was conducted by ABDK Consulting, including three parts: smart contracts, ZK-Rollup circuits, and increments. No major security issues have been found, and zkLink plans to take additional security measures in the next few months, including the upcoming user fund security test Dunkirk, etc. Previously, zkLink completed the first round of code audit by Certik in June 2021, and no major vulnerabilities were found