CertiK

CertiK is a blockchain security company that provides smart contract audits, formal verification, penetration testing, and real-time protocol monitoring for Web3 projects. Founded in 2018 by computer science professors from Yale University, the company is headquartered in the United States and applies academic formal verification methods combined with AI-assisted analysis to identify vulnerabilities in decentralized applications and blockchain infrastructure.

Its services cover the full project lifecycle, from pre-launch code audits and bug bounty programs to post-deployment monitoring via the Skynet platform, which tracks on-chain and off-chain risk signals and generates quantitative security scores for Web3 projects. CertiK also offers KYC verification for project teams, compliance tooling through its SkyInsights product, and incident response consulting. The company holds SOC 2 and ISO/IEC 27001:2022 certifications.

CertiK serves a broad client base including Layer 1 and Layer 2 blockchains, DeFi protocols, NFT platforms, and Web3 infrastructure providers. It has also provided on-chain risk monitoring and technical support to international law enforcement bodies including the United Nations Office on Drugs and Crime and Interpol.