Identity: Decentralized Identifiers (DIDs), a W3C standard for identifiers controlled directly by the holder.
Claims: Verifiable Credentials, a W3C standard allowing information to be proven true without oversharing personal details.
AI agents: Emerging protocols governing how AI agents interact with software tools and with one another.
Why it matters for you: Building on established, community-reviewed standards rather than proprietary alternatives keeps Web4 interoperable with the wider technology ecosystem.