According to CoinMeta, a16z reconsiders KYC and raises key challenges regarding institutional compliance on the blockchain. The article points out that a trust ecosystem that allows for one-time verification and multi-party sharing can be achieved through verifiable credentials, zero-knowledge proofs, soul-bound tokens, and other methods. It also discusses the three-dimensional compliance framework of KYW / KYA / KYT, travel rules, as well as the “know your agent” framework for AI agents. Existing regulations and FinCEN guidelines support the experimentation with new technologies within the scope of compliance, making it possible to implement these without the need for new legislation.