
The zkSync Exploit: Unpacking the Cracks in Modular Layer 2 Security
Introduction: A Blow to Trust in Modular Scaling
zkSync Era, the flagship Layer 2 built by Matter Labs, has long been heralded as a scalable and secure solution for Ethereum. But in recent weeks, an exploit shook that narrative. A project built atop zkSync—KiloEx—suffered a major security breach,