Adds support for the WebAuthn largeBlob [1] client authenticator extension. This extension allows relying parties to store opaque data associated to a credential. [1] https://w3c.github.io/webauthn/#sctn-large-blob-extension

Motivation

Storing information such as certificates associated to a WebAuthn credential.

Specification

Editor's draft

Status in Chromium

Blink>WebAuthentication


In developer trial (Behind a flag) (tracking bug) in:

  • Chrome for desktop release 88

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • No signal
  • Positive
  • No signal
  • No signals

Owners

Intent to Prototype url

Intent to Prototype thread

Search tags

webauthn, large blob, blobs,

Last updated on 2021-02-19