Here is a summary of questions on using U2F w/ a Yubikey only to login to a Google account that is hopefully helpful to others: U2F uses challenge reponse. The docs rely on sys-usb; if not present and sys-net handles USB, then installation is not possible, right? Yubikey Challenge-Response ins…

Very good explanation! Just one more question: webauthn token or u2f does not use challenge-response? Here is the solution to the above question if U2F proxy | Qubes OS is sufficient: yes, you are right, it is. I merely had the entry field not activated i.e. not clicked into it before inserting the…

Qubes OS Forum

U2F only w/ Yubikey

User Support

ng0177 July 30, 2022, 12:12pm 6

see also:

Creation of USB qube for Yubikey fails General

sudo qubesctl state.sls qvm.usb-keyboard from USB qubes | Qubes OS fails: tmp.log (8.0 KB) sys-sub should soleley created be created to work with a Yubikey (EDIT: ultimately to be used as a smartcard w/ gpg). Otherwise the USB keyboard and mouse should not be affected (sys-usb were deactivated on Qubes 4.1 installtion). Feasible? I find it hard to get a grasp on sys-usb: how it interacts, how many devices etc. - for beginners an overview graph with just a few bullet points to avoid TLDR would…

and

Issue using Yubikeys on Qubes as GPG smart card: "selecting card failed: No such device" User Support

[2022-05-11_13-00]

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