In short, no. I believe not implementing the facet algorithm is a feature. I recommend migrating to Web Authentication as soon as practical.
I will also point to a post on blink-dev from Adam Langely calling for websites targeting Chrome to migrate to WebAuthn: https://groups.google.com/a/chromium.org/d/msg/Blink-dev/SdceviqfKJo/zIMMWWoLBgAJ J.C. On Wed, May 22, 2019 at 7:05 AM sraman--- via dev-platform < dev-platform@lists.mozilla.org> wrote: > Hi all, > > Thank you for enabling U2F! But Duo Security's implementation of U2F is > dependent on the Trusted Facet functionality, as we need to reliably > enroll/authenticate a U2F credential across subdomains. Until the trusted > facet functionality is implemented I don't believe we can enable our users > to use U2F in Firefox, even though we have a lot of really passionate U2F > users. > > Are there any thoughts about investing some time into enabling this > functionality, or considering it on your roadmap? > _______________________________________________ > dev-platform mailing list > dev-platform@lists.mozilla.org > https://lists.mozilla.org/listinfo/dev-platform > _______________________________________________ dev-platform mailing list dev-platform@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-platform