Bitcoin briefly appeared to trade at zero on Paradex early Sunday after a technical failure during scheduled maintenance triggered mass liquidations across the decentralized perpetual futures exchange, forcing the team to announce a rare chain rollback to reverse the damage. The incident unfolded shortly after Paradex carried out database maintenance at around 4:30 a.m. London time. Within minutes, traders began reporting that prices on several perpetual markets, including Bitcoin, Ethereum, and Solana, ...

The layer-1 network, Flow, scrapped plans to roll back its blockchain following a $3.9 million exploit, reversing course after pushback from ecosystem partners who warned that rewriting chain history would undermine decentralization and create operational risks. Instead, the network released a statement on Dec. 29 saying it will restart from the last sealed block before transactions were halted on Dec. 27, preserving all legitimate transaction history, according to a recovery plan shared with partners. Th ...