A hacker transformed a quarter‑dollar of Bitcoin into 46 billion counterfeit BTC tokens through a DeFi bridge
In early 2024, the decentralized finance (DeFi) ecosystem suffered one of its most dramatic exploits when a single attacker managed to convert a modest 25‑cent investment of Bitcoin into an astronomical 46 billion fake Bitcoin tokens, known as syBTC, on the Symbiosis bridge. The incident not only highlighted the fragility of cross‑chain bridges but also underscored how a pair of seemingly minor s…
Sept. 15, 2026, 1:43 p.m.