vnprc on Nostr: Casa recently added yubikey support. ...

Casa recently added yubikey support.

https://blog.casa.io/secure-your-bitcoin-with-yubikey/

Casa supports firmware versions >= 5.5. This vulnerability exists for firmware versions < 5.7. Install Yubikey Manager to check your firmware version.

https://www.yubico.com/support/download/yubikey-manager/