Passkeys replace passwords with encrypted key pairs that can’t be phished or leaked. Learn how FIDO2 and WebAuthn work, their pros and flaws.

Passkeys are built on the FIDO2 standard (CTAP2 + WebAuthn standards). They remove the shared secret, stop phishing at the source, and make credential-stuffing useless.

But adoption is still low, and interoperability between Apple, Google, and Microsoft isn’t seamless.

I broke down how passkeys work, their strengths, and what’s still missing

  • lmmarsano@lemmynsfw.comEnglish
    1·
    3 hours ago

    I am not reliant on an individual device continuing to work. In fact I could get all new devices tomorrow, with no access to any previous device, and log into all my accounts within minutes.

    Exactly the same with a password manager which stores passkeys. Are you reading before responding?