Keeping your computer secure is more important than ever. Cyberattacks target computers, accounts and sensitive data daily.

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.

Passkeys are stronger than passwords by design. It doesn’t matter if the public key is stolen, because it cannot be used on ...