zkPass is a composable, privacy-preserving decentralized identity verification solution for Web3, utilizing multi-party computation (MPC) and zero-knowledge proof (ZKP) technologies to securely validate and verify private data without the need for data disclosure or upload. It enables users to selectively and privately validate various types of data while maintaining trust and privacy in applications such as decentralized identity passes, DeFi lending protocols, healthcare data marketplaces, and more.