Clerk has introduced a new Web3 authentication feature, "Sign in with Metamask," aimed at addressing three primary challenges faced by Web3 developers: securing sessions, multifactor authentication, and profile enrichment. This initiative stems from extensive developer interviews revealing the difficulty of verifying Web3 account ownership and securely persisting user sessions. Clerk simplifies this process by offering an easy-to-implement <SignInWithMetamask/> button and using stateless JWTs for swift session management. Additionally, Clerk supports multifactor authentication through Metamask and provides tools for off-chain profile enrichment, such as verifying email addresses and phone numbers. This launch is part of a broader roadmap that includes plans for Ethereum support, token gating authorization, and multi-chain compatibility, reflecting Clerk's commitment to evolving within the Web3 ecosystem while bridging the gap between Web2 and Web3 functionalities.