Ethereum Classic is a technology platform tracked across 2 threat clusters and 2 intelligence report mentions on ThreatCluster. First observed December 24, 2025; most recent activity May 18, 2026.
Ethereum Classic is a blockchain platform that preserves the original Ethereum chain following the DAO incident, enabling smart contracts and DApps on a Proof-of-Work network. It has a history of cybersecurity incidents, including past 51% attacks and double-spend events, making it a notable reference point for risk models in PoW chains and cross-chain DeFi scenarios. This context is relevant when considering cross-chain recovery and governance dynamics observed in Ethereum-compatible ecosystems, such as those described in recent DeFi security developments.
On May 18, 2026, the Verus Ethereum Bridge was exploited, resulting in the theft of approximately $11.58 million in assets, including ETH, tBTC, and USDC. The attack was identified by Blockaid, which reported that the…
Gnosis Chain executed a hard fork to recover $9 million stolen during the Balancer hack in November 2025. The hard fork effectively blocked the hacker's access to the stolen funds and restored them to users. This…