[webauthn] Pull Request: Clarify the U2F attestation verification.

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

== Clarify the U2F attestation verification. ==
Fixes #1279.

See https://github.com/w3c/webauthn/pull/1280

Received on Tuesday, 20 August 2019 22:36:34 UTC