Simon Willison’s Weblog

29th December 2021

TIL WebAuthn browser support — I [started exploring](https://twitter.com/simonw/status/1476249939516616704) **[WebAuthn](https://webauthn.guide/)** today - a set of browser standards that adds support for both Yubikey 2FA hardware devices and "platform" authentication using things like Touch ID and Face ID.

Posted 29th December 2021 at 10:15 pm

Recent articles

Writing about Agentic Engineering Patterns - 23rd February 2026
Adding TILs, releases, museums, tools and research to my blog - 20th February 2026
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This is a beat by Simon Willison, posted on 29th December 2021.

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