Building Crosschain Bridge across VMs
Duration: 00:19:15
Speaker:
Type: Talk
Expertise:
Event: Devcon
Date: Jul 2026
Joseph Olutimehin, Blockchain Security Engineer, Coinbase
Bridges between L1 to “EVM-compatible” / “EVM-equivalent” L2 chains have their security consideration due to subtle but impactful differences such as opcodes, precompiles, gas accounting, and execution semantics, which can introduce bugs invisible to unit tests. This talk unpacks those differences with an eye toward practical engineering risks and security design.
https://defisecuritysummit.org/schedule