
Certik Discovers Playful ‘Signing Shenanigans’: 140,000 Potential Vulnerabilities in Arbitrum’s Signature Verification Process
The Unexpected Twist in DeFi: A $140,000 Signature Verification Exploit on Arbitrum In the ever-evolving world of Decentralized Finance (DeFi), security remains a top priority. Yet, despite the best efforts of developers and security firms, vulnerabilities continue to surface. Recently, CertiK, a leading blockchain security firm, identified a signature verification exploit on Arbitrum, a popular…