[webauthn] Pull Request: Support Algorithm Migration

akshayku has just submitted a new pull request for https://github.com/w3c/webauthn:

== Support Algorithm Migration ==
Closes #2417 

Features:
- Silent Migration with no extra UI for migration during sign-in/get() as and when authenticator supports multiple algorithms. 

Spec Changes
- algPolicy Extension
- acceptedAlgs in GetAssertion Options

<!-- Remove the following for non-normative changes -->

The following tasks have been completed:

- [ ] Modified Web platform tests ([link](https://github.com/web-platform-tests/wpt/))

Implementation commitment:

- [ ] WebKit ([link to issue](https://bugs.webkit.org/))
- [ ] Chromium ([link to issue](https://issues.chromium.org/issues/new?component=1456855&template=0))
- [ ] Gecko ([link to issue](https://bugzilla.mozilla.org/home))

Documentation and checks

- [ ] Affects privacy
- [ ] Affects security
- [ ] Updated explainer ([link](https://github.com/w3c/webauthn/wiki))


See https://github.com/w3c/webauthn/pull/2437


-- 
Sent via github-notify-ml as configured in https://github.com/w3c/github-notify-ml-config

Received on Tuesday, 30 June 2026 11:49:55 UTC