Re: [webauthn] more fully delineate "privacy ca", "attestation ca", "anonymization ca" (#1422)

> The idea of an anonymous CA that the authenticator uses to generate per request attestations is different from what Google was proposing as a privacy CA.
> 
> The privacy CA was run by the browser and used to blind the RP to attributes of the Authenticator including potentially AAGUID.
> 
> They seem quite different to me. What apple is describing as anonymous is really what Google is doing for safetynet attestations.
> 
> We never did the privacy CA so getting rid of it is not a big problem. I just don't think they are the same.

I don't think so. See: https://www.w3.org/TR/2017/WD-webauthn-20171205/#privacy-ca.

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Received on Tuesday, 1 September 2020 23:24:30 UTC