Add cloud transport option to transport hint

[AngeloKai]

Phone authentication can be done through cloud to save the users from having to set up Bluetooth every time.

[equalsJeffH]

Please provide more detail regarding this use case?

[nadalin]

This could be an over the air authentication, or wifi

[selfissued]

I don't see a specific change being proposed. What line(s) do you propose to edit in what way, @AngeloKai ?

Given this affects the API, we should decide it for the Implementer's Draft.

[equalsJeffH]

this could be done in an extension spec to credman

[AngeloKai]

After more thoughts, I don't think it is necessary to add this.

[cyberphone]

Millions of users of pre-FIDO solutions are already using cloud (OOB) based authentication of the type I guess this issue is about. Here is an outline of an enhanced version of such schemes that may fit FIDO as well:
w3c/web-nfc#128 (comment)