Protecting your online accounts from being taken over by bad guys is critical, and a hardware security key is one of the best defenses. These are the best security keys for keeping your information ...

Dave Lieber I was confused. Kept seeing mention of a security “key” offered on some of my favorite websites—Microsoft, Google, YouTube and Facebook, to name a few. I wasn’t sure if I should use it.

X is warning that users must re-enroll their security keys or passkeys for two-factor authentication (2FA) before November 10 or they will be locked out of their accounts until they do so.