For decades, proving who you are online meant typing a secret that could be guessed, reused, or stolen. A passkey changes the model entirely: instead of a password, your device holds a cryptographic private key, and the website holds only the matching public key. You sign in by unlocking your device - fingerprint, face, or PIN - and no password ever travels over the network.

The security difference is dramatic. With a password, you send your secret to the server, and a breach can expose the database for attackers to crack. With a passkey, the server stores only a public key, which is useless for impersonating you - there is nothing to crack. Even better, a passkey is bound to the real website's domain, so if you land on a fake phishing page, the passkey simply refuses to work. That single property kills the most common way accounts get stolen.

So should you switch? For most people, yes, where it is offered. Start with your email and banking accounts, since those matter most, and add more services over time. You can wait on accounts where a site has not added passkey support yet - keep using a strong, unique password there - and on shared family accounts until you have device syncing sorted out.

You do not have to manage passkeys alone. Major password managers - Bitwarden, 1Password, Proton Pass, and others - now store and sync passkeys alongside your passwords, which solves the lock-in problem and keeps your credentials portable across devices. That makes the transition far less scary than it sounds.

The most common worry is losing your phone. The answer is preparation: keep a passkey on a second device, keep your recovery email and phone number current, and do not delete your password until you have confirmed the passkey works everywhere you need it. With those backups in place, a lost phone is an inconvenience, not a lockout.

The verdict for 2026: passkeys are ready, and the switch is worth making for your most important accounts. Passwords are not disappearing overnight - legacy systems and shared devices mean they will linger for years - but every account you move to a passkey closes off an entire category of attack. Start with Google: our guide to setting up a passkey on your Google account walks through the whole process. And since account safety starts before sign-in, also check apps are safe before downloading and stop apps from tracking you on Android.