Passkeys and WebAuthn

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Welcome. Ask a question and get an answer built from the published standards and guidance — W3C, IETF, NIST, CISA and OWASP.

Topics

Passkeys

How passkeys are set up, how they sign you in, and why they beat passwords

Registration, sign-in, recovery, syncing, and what actually makes a passkey phishing-resistant.

WebAuthn
Registration & sign-in
Recovery & sync
Phishing resistance

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Where the Answers Come From

Answers come from a fixed set of public sources: W3C’s WebAuthn specification, the IETF RFCs, NIST digital identity guidelines, CISA guidance, and OWASP cheat sheets. Each keeps its own licence.

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