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How to Set Up WebAuthn in Node.js for Passwordless Biometric Login

By Sumit Saha
2026๋…„ 3์›” 20์ผ
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How to Set Up WebAuthn in Node.js for Passwordless Biometric Login
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JWT auth feels clean until a stolen token still looks valid to your server. That's the real problem: a bearer token proves possession of a token, but it doesn't prove possession of a trusted device. If an attacker gets a reusable token, replay starts to look like a normal login. WebAuthn changes the shape of the system. The private key stays on the user's device...

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