# Introduction Navigating the balance between robust identity verification and user privacy is essential in an increasingly digital world. Traditional identity systems, vulnerable to DDoS and single-point failures, fall short in the modern threat landscape. In this paper, we present zPass, a protocol on the Aleo blockchain that uses zero-knowledge cryptography to empower users with: * Decentralized identity verification, reducing risks like insider threats or data breaches from unpatched vulnerabilities. * Anonymous credentials from existing identity documents, streamlining real-world adoption without requiring protocol changes. * Selective attribute disclosure for user privacy, allowing users to prove identity assertions over multiple credentials. zPass sets a new standard for fast, secure, and privacy-preserving digital identity. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://zpass.docs.aleo.org/zpass/readme.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.