I don't know about your particular device but Yubikeys have remote attestation feature so that you (or anyone else) can validate that a given key was generated

I don't know about your particular device but Yubikeys have remote attestation feature so that you (or anyone else) can validate that a given key was generated on the card, not imported (assuming you trust Yubico). This works only in PIV applet. Source: https://developers.yubico.com/yubico-piv-tool/Attestation.html https://developers.yubico.com/yubico-piv-tool/Attestation.ht...