CoinDesk#crypto#bitcoin
A hacker turned 25 cents of bitcoin into 46 billion fake BTC tokens on a DeFi bridge
Published September 15, 2026Indexed September 15, 2026
Two software bugs allowed the attacker to create more than 2,000 times Bitcoin’s maximum supply in unbacked syBTC. Symbiosis puts preliminary losses at 9.97 BTC.
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