
Hacker Exploits DeFi Bridge Bugs to Create 46 Billion Fake Bitcoin Tokens
Source Summary
A hacker exploited two software bugs in the Symbiosis DeFi bridge to convert 25 cents of bitcoin into 46 billion fake syBTC tokens, exceeding Bitcoin's maximum supply by over 2,000 times. Symbiosis reported preliminary losses of 9.97 BTC from the attack.
Why it matters
The exploit demonstrates critical vulnerabilities in DeFi bridge infrastructure that can enable attackers to create unbacked tokens at massive scale with minimal initial capital.


