CertiK is a blockchain security company that provides smart contract auditing, formal verification, and security assessments for DeFi and Web3 projects.
CertiK is a blockchain security company that provides smart contract auditing, formal verification, and security assessments for DeFi and Web3 projects. It issues security certifications and uses a combination of automated tools and expert reviews to identify vulnerabilities, helping projects reduce risk and build trust in crypto ecosystems. The firm is widely referenced in threat intelligence as a provider of independent security verification for complex on-chain systems.
The decentralized finance (DeFi) sector has suffered $7.7 billion in losses due to hacks since its inception, with April 2026 alone accounting for over $600 million in security breaches. The insurance market for DeFi is…
On April 13, 2026, a vulnerability in the Hyperbridge gateway contract on Ethereum allowed an attacker to mint 1 billion unauthorized Polkadot (DOT) tokens. The exploit was facilitated by forging messages to gain…
On July 6, 2026, the DeFi platform Summer.fi was exploited, resulting in the theft of approximately $6 million in DAI. The attack was detected by Blockaid, which identified an exploit involving a flash loan of $64.8…
Truebit, an Ethereum-based verification protocol, suffered a significant security breach resulting in the theft of $26 million from its reserves. The attacker exploited a bug in the protocol's code, leading to the…
In January 2026, cryptocurrency users lost approximately $370 million due to various scams, with $311.3 million attributed to phishing attacks. Notably, signature phishing incidents surged by 207%, resulting in losses…
Fireblocks disrupted a North Korea-linked job recruitment scam that targeted crypto firms by using fake interviews and assignments to install malware. The hackers impersonated recruiters and conducted interviews via…