Gas Optimization Audit: OKX

Senior DeFi security researchers conducted gas-optimization audits for Concrete and OKX on October 22, 2026. Concrete, with $1.32 B TVL across Ethereum L1 and L2, focused on reducing costs for deposits, withdrawals, and governance. OKX, managing $31.3 B TVL and $10 B daily volume, underwent a cost-reduction review to enhance competitiveness and user experience. Both audits aimed to optimize critical smart-contract paths and network fees while maintaining the security of these high-value DeFi protocols.