Layer 1Security2 SourcesCronos Executes Controversial Rollback After $111 Million DeFi ExploitCronos validators rolled back nearly two hours of blockchain history Tuesday to reverse a DeFi exploit that drained $111...Sep 8, 2026, 07:01 PMCronos
Layer 12 SourcesHarmony Proposes Sunsetting Layer 1 and Migrating ONE Token to EthereumHarmony announced Sunday a plan to retire its seven-year-old layer-1 blockchain and move the ONE token to Ethereum, with...Sep 8, 2026, 04:24 PMHarmonyONE
Layer 12 SourcesHarmony Proposes Voluntary Shutdown, Citing AI Security ThreatsHarmony developers have proposed shutting down the blockchain, citing state actors and AI agents as security risks that ...Sep 7, 2026, 09:01 PMHarmonyONE
Layer 1Regulation2 SourcesCore DAO Plans Emergency Hard Fork After Validator Reward OverpaymentA validator reward miscalculation on Core DAO led validators to draw excess tokens, prompting the network to plan an eme...Sep 2, 2026, 05:12 AMCore DAOCoinbase
Layer 1Security2 SourcesCronos Halts for 10 Hours After $68.7M Tectonic Exploit, Restarts With RollbackCronos validators coordinated an emergency network halt for 10 hours after an exploit targeting the Tectonic lending pro...Sep 1, 2026, 01:03 PMCronosTectonic
Layer 1Security3 SourcesOntology Halts Mainnet Block Production Over Security ConcernOntology suspended mainnet block production after core developers identified a potential security issue during routine c...Sep 1, 2026, 12:02 AMOntologyONT
Layer 1Security2 SourcesFogo Mainnet Halted 46+ Hours After 400M Token Drain From FoundationFogo's mainnet stopped producing blocks Saturday following unauthorized activity that drained approximately 400 million ...Aug 31, 2026, 07:03 PMFogo
SecurityLayer 12 SourcesCosmos EVM Vulnerability Drained $5.7M Across Six Chains in AugustAttackers exploited a critical Cosmos EVM bug between August 20 and 25 to steal nearly $6 million across MANTRA, TAC, Ki...Aug 31, 2026, 09:03 AMCosmos LabsMANTRA
SecurityLayer 12 SourcesCosmos Labs Urges EVM Chains to Halt After Security Incidents Hit MANTRA, TAC, KiiChainCosmos Labs issued an urgent recommendation for EVM chains to halt operations following security incidents affecting MAN...Aug 25, 2026, 09:08 PMCosmos LabsMANTRA
