Ready for Developer Testing: Web Authentication API: JSON serialization methods

[Martin Kreichgauer]

Contact emails

mart...@google.com

Explainer

https://github.com/w3c/webauthn/wiki/Explainer:-JSON-Serialization-Methods

Specification

https://w3c.github.io/webauthn/#publickeycredential

Summary

The WebAuthn PublicKeyCredential.toJSON(), parseCreationOptionsFromJSON() and parseRequestOptionsFromJSON() methods let developers serialize a WebAuthn response into a JSON object or deserialize a WebAuthn request object from its JSON representation.

Blink component

Blink>WebAuthentication

TAG review

None

TAG review status

Not applicable

Risks

Interoperability and Compatibility

None

Gecko: Shipped/Shipping (https://developer.mozilla.org/en-US/docs/Web/API/PublicKeyCredential/toJSON#browser_compatibility)

WebKit: No signal

Web developers: Positive (https://github.com/github/webauthn-json) webauthn-json is a widely used polyfill for this API maintained by Github.

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

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

This feature is implemented in Blink renderer code and shipping on all platforms.

Is this feature fully tested by web-platform-tests?

Yes

https://wpt.fyi/results/webauthn/public-key-credential-creation-options-from-json.https.window.html https://wpt.fyi/results/webauthn/public-key-credential-request-options-from-json.https.window.html https://wpt.fyi/results/webauthn/public-key-credential-to-json.https.window.html

DevTrial instructions

https://docs.google.com/document/d/e/2PACX-1vSl4jywfU4xD3fkWrC-T5hHI79xs90oOq9tVSx4M63WkcI-wuk-nnFlPlDIAttrpTEd5BbXABJnDuxT/pub

Flag name on chrome://flags

enable-experimental-web-platform-features

Finch feature name

WebAuthenticationJSONSerialization

Requires code in //chrome?

False

Tracking bug

https://bugs.chromium.org/p/chromium/issues/detail?id=1401128

Estimated milestones

DevTrial on desktop

128

DevTrial on Android

128

Link to entry on the Chrome Platform Status

https://chromestatus.com/feature/5141695044255744

Links to previous Intent discussions

Intent to prototype: https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAB%3DfcEbBz4a%2BEE-KbbRDkEexDON8hCfCC-saD600J7fo9J3jZg%40mail.gmail.com

This intent message was generated by Chrome Platform Status.