Qubic Freezes Chain After Attacker Drains $1.4M From 1,404 Wallets Via Weak Seeds

Layer-1 blockchain network Qubic halted operations on October 18, 2026, after an attacker drained approximately 2.94 trillion QU, worth roughly $1.4 million, from 1,404 wallets. The exploit ran for about 104 minutes. Validators, known as Computors, stopped the chain at tick 85,371,949. The root cause was not a protocol bug. It was a weak random