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ECHO token slides after Echo Protocol admin key exploit mints $76.7M in eBTC
ECHO came under heavy selling pressure after an Echo Protocol admin key compromise enabled the unauthorized minting of about $76.7 million worth of eBTC. The attacker used the unbacked eBTC across DeFi—depositing into lending markets to borrow assets and then bridging funds across networks—before Echo paused cross-chain operations to contain the incident.