[Echo Protocol Resumes All Services on Aptos After Standardized Audit] Bitcoin infrastructure protocol Echo Protocol announced that all its services on Aptos have been fully restored, including Lending, Strategy, Liquidity Staking, Vault, and other related protocols. The team stated that a security audit of all contracts deployed on Aptos has been completed, with a focus on the contracts themselves and administrator permission configurations, and no potential contract-level risks were identified.