A hacker transformed a quarter‑dollar worth of Bitcoin into 46 billion counterfeit BTC tokens via a DeFi bridge
In early 2024, the decentralized finance (DeFi) ecosystem was shaken by a spectacular exploit that highlighted both the promise and the perils of cross‑chain bridges. A single attacker, starting with a modest investment of just 25 cents worth of Bitcoin, managed to fabricate an astronomical 46 billion synthetic Bitcoin tokens (syBTC) on the Symbiosis bridge, a platform designed to enable seamless…
Sept. 15, 2026, 1:43 p.m.