@hillbrad doesn't an attestation protocol including a "deviceId" defeat the privacy-preserving properties of U2F? https://developers.yubico.com/U2F/Attestation_and_Metadata/JSON_Format.html …
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Replying to @bascule
@bascule Reads like it may be a device class id? (I hope)@Yubico@FIDOAlliance1 reply 0 retweets 2 likes -
Replying to @hillbrad
@hillbrad@Yubico@FIDOAlliance "The deviceId is a unique identifier..."1 reply 0 retweets 0 likes -
Replying to @bascule
@bascule@hillbrad@Yubico@FIDOAlliance seems to be ID of a "DeviceInfo" object... U2F/UAF devices don't have unique IDs.1 reply 0 retweets 1 like -
Replying to @davitb
@bascule@hillbrad@Yubico@FIDOAlliance MetadataObject is a metadata about devices. It's provided out of band. Doesn't come from device.1 reply 0 retweets 1 like -
Replying to @davitb
@davitb@bascule@hillbrad@FIDOAlliance yes, device info. manufacturer & batch ID; VERY LARGE batch. RP can't uniquely ID 1 device1 reply 0 retweets 2 likes
@Yubico @davitb @hillbrad @FIDOAlliance cool, thanks for clarifying everyone!
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