Echo breach exposes Bitcoin DeFi risks
Echo Protocol’s Monad deployment suffered a major security breach after a compromised administrator key allowed an attacker to mint about 1,000 unauthorised eBTC tokens, creating a notional exposure of roughly $77 million and forcing the project to halt cross-chain activity. The incident, detected on 19 May 2026, centred on eBTC, Echo Protocol’s synthetic Bitcoin asset used across decentralised finance markets. The unauthorised tokens were created on Monad, […]



