Smart Contract Testing
Cross-Chain Bridge Security Testing: Preventing the $2B Problem
Cross-chain bridges have been the most catastrophically exploited category of smart contracts. Ronin Bridge ($625M), Wormhole ($320M), Nomad ($190M), Harmony Horizon ($100M) — a combined $2+ billion drained in 18 months. The bugs differ, but the pattern is consistent: insufficient validation of messages crossing chain boundaries. This guide covers how