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What Is a Passkey? Here’s How to Set Up and Use Them (2025)
Passkeys were built to enable a password-free future. Here's what they are and how you can start using them.
“Passkeys are built to replace passwords and outdated forms of two-factor authentication entirely,” Andrew Shikiar, executive director and CEO of the FIDO Alliance, tells WIRED. Here's how Shikiar describes it: “When you sign in, the service issues a cryptographic challenge that can only be answered with the private key on your device, verified by something you have (like your phone or laptop) and often something you are (like a biometric). As Shikiar puts it, “Passkeys secure the front door, but organizations still need to harden the entire identity journey, ranging from onboarding and recovery to session management.”
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