A hacker transformed 25 cents worth of Bitcoin into 46 billion counterfeit BTC tokens via a DeFi bridge
In a striking illustration of how vulnerabilities in decentralized finance (DeFi) can be weaponized, a hacker managed to turn a modest investment of just twenty‑five US cents worth of Bitcoin into an astonishing 46 billion fake Bitcoin tokens, known as syBTC, on a popular DeFi bridge platform. The attack hinged on two separate software bugs that, when exploited together, allowed the attacker to m…
Sept. 15, 2026, 1:43 p.m.