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defi
Symbiosis's Bitcoin Bridge minted 46 billion syBTC from a 25-cent deposit. Real losses were about 9.97 BTC
On 11 September 2026 an attacker used two flaws in Symbiosis's native Bitcoin Bridge to mint about 46.1 billion unbacked syBTC from a 330-satoshi deposit. Symbiosis's post-mortem puts losses to liquidity providers and users at 9.97 BTC, about $770,000. The bridge is offline for a rewrite and audit.
Published 2h ago
defi
Liquid Network lost about 4,000 BTC to a proof cache bug, says Blockstream
Blockstream's assessment says a flaw in how Elements cached proof checks let about 4,000 unbacked L-BTC pass validation on 6 September 2026. The fake L-BTC was redeemed for real BTC through a federation member's peg-out. 3,400 BTC was returned, and about 602 BTC remains outstanding.
Published 3h ago