Any reason not to ship instead? On Tuesday, September 2, 2025 at 10:28:18 PM UTC+1 Ken Buchanan wrote:
> Contact [email protected], [email protected] > > Explainer > https://github.com/w3c/webauthn/wiki/Explainer:-WebAuthn-immediate-mediation > > Specificationhttps://github.com/w3c/webauthn/pull/2291 > > Design docs > > https://github.com/w3c/webauthn/wiki/Explainer:-WebAuthn-immediate-mediation > > Summary > > A mediation mode for navigator.credentials.get() that causes browser > sign-in UI to be displayed to the user if there is a passkey or password > for the site that is immediately known to the browser, or else rejects the > promise with NotAllowedError if there is no such credential available. This > allows the site to avoid showing a sign-in page if the browser can offer a > choice of sign-in credentials that are likely to succeed, while still > allowing a traditional sign-in page flow for cases where there are no such > credentials. > > > Blink componentBlink>WebAuthentication > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3EWebAuthentication%22> > > TAG reviewhttps://github.com/w3ctag/design-reviews/issues/1092 > > TAG review statusPending > > Origin Trial NameImmediate Mediation for Passkeys and Passwords > > Chromium Trial NameWebAuthenticationImmediateGet > > Origin Trial documentation link > https://github.com/w3c/webauthn/wiki/Explainer:-WebAuthn-immediate-mediation > > WebFeature UseCounter name > kCredentialsGetImmediateMediationWithWebAuthnAndPasswords > > Risks > > > Interoperability and Compatibility > > This is a discussion topic in the Web Authentication Working Group. > Representatives from other browser vendors are involved in this discussion > but there are no official signals of support yet. The ability to use > `PasswordCredential` with this mediation mode is a particular compatibility > risk because that credential type is not currently implemented Firefox or > Safari. > > > *Gecko*: No signal ( > https://github.com/mozilla/standards-positions/issues/1239) > > *WebKit*: No signal ( > https://github.com/WebKit/standards-positions/issues/504) Interest > expressed verbally in a WebAuthn WG F2F. > > *Web developers*: No signals > > *Other signals*: > > WebView application risks > > Does this intent deprecate or change behavior of existing APIs, such that > it has potentially high risk for Android WebView-based applications? > > None > > > Goals for experimentation > > > > Reason this experiment is being extended > > Our primary partner for this trial has experienced delays in deploying it, > and we have gathered very little data at this point. An extension is > requested because with the current termination milestone we are unlikely to > be able to achieve the goals of the trial. > > > Ongoing technical constraints > > None > > > Debuggability > > None > > > Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?Yes > > Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> > ?No > > DevTrial instructions > https://docs.google.com/document/d/18iV5eUBM4NVoNx0gqPSxPyJAjPdrfIR75vcMDBewzZU/edit?tab=t.0#heading=h.uj0x12ysuohk > > Flag name on about://flagsexperimental-web-platform-features > > Finch feature nameWebAuthenticationImmediateGet > > Requires code in //chrome?True > > Tracking bughttps://issues.chromium.org/issues/408002783 > > Launch bughttps://launch.corp.google.com/launch/4394539 > > Estimated milestones > Origin trial desktop first 139 > Origin trial desktop last 141 > Origin trial extension 1 end milestone 144 > DevTrial on desktop 136 > DevTrial on Android 141 > > Link to entry on the Chrome Platform Status > https://chromestatus.com/feature/5164322780872704?gate=6329817750437888 > > Links to previous Intent discussionsIntent to Prototype: > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CALjHGKrQEs4TDzuzb%3D0B00S4OmkE4a1NbZGi19sCueTKvN_m9w%40mail.gmail.com > Ready for Trial: > https://groups.google.com/a/chromium.org/g/blink-dev/c/zC13ioLIZ_E/m/P-P6B6gNCQAJ > Intent to Experiment: > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CALjHGKpJkA9G6De6D4%3DRNSbLMRdy8Yfa6B%3DgDNWeqTyHfv8sSg%40mail.gmail.com > > > This intent message was generated by Chrome Platform Status > <https://chromestatus.com/>. > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/cf5ea84a-b943-4438-b759-602f0523fd6cn%40chromium.org.
