[webauthn] Pull Request: Add guidance on using U2F key handles with appid extension

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

== Add guidance on using U2F key handles with appid extension ==
Fixes #1229

See https://github.com/w3c/webauthn/pull/1230

Received on Tuesday, 4 June 2019 14:45:40 UTC