Passkeys are a modern alternative to passwords, offering enhanced security through cryptographic key pairs and digital signatures. They leverage the WebAuthn specification to provide a phishing-resistant authentication system. The article explains how passkeys work, their anti-phishing features, types of authenticators, and potential vulnerabilities. Despite being more secure than traditional passwords, passkeys require careful implementation and consideration of recovery mechanisms.

14m read timeFrom blog.trailofbits.com
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Table of contents
Passkey cryptography basicsWebAuthnAnti-phishing protectionsTypes of authenticatorsThreat modelExtensionsThe path forward for passkeys
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