Have you ever study fingerprinting, read the linked post that’s the subject of this thread, understand how prior advanced targeting attacks using fingerprinting worked, etc?
As is, not even researching it, appears very likely that lockdown mode is easy to fingerprint via a browser from information shared in the linked article. Spoofing if functionality is off is not a common thing and would be very hard to do if not impossible if combined with challenge-response like counter-measure from the attacker to confirm the functionality is actually accessible to the end-user.
As is, not even researching it, appears very likely that lockdown mode is easy to fingerprint via a browser from information shared in the linked article. Spoofing if functionality is off is not a common thing and would be very hard to do if not impossible if combined with challenge-response like counter-measure from the attacker to confirm the functionality is actually accessible to the end-user.