This is an umbrella bug to keep track of the status to implement: https://www.w3.org/TR/webauthn/.
The first iteration is basing on the 5 December 2017 version with selective changes from latest Editor's version: https://w3c.github.io/webauthn/.
Hey Jiewen. I work for FIDO, so let me know if you have any questions regarding specs *) Always happy to help!
Implement web authentication level 1. I don't know what you people are waiting for? I create all the level for this https://allessayvikings.com/review-on-essay-shark-service/ web app. If you people want to take such implementing authentication for this web. Hope you all can see this authentication plan if ever you want.