GG20
THORChain $11M Hack: GG20 TSS Vulnerability Exposed
On May 15, 2026, a single malicious validator drained $10.7 million from THORChain's cross-chain vaults by exploiting a three-year-old vulnerability in the GG20 threshold signature scheme. This wasn't a flashloan exploit or smart contract bug—it was a fundamental cryptographic failure where