Best Security Keys in 2026: FIDO2 and Passkey Keys to Protect Accounts
Last updated: October 22, 2026. Key recommendations come from Wirecutter (updated July 22, 2026) and ZDNET, and the security ranking comes from CISA's phishing-resistant MFA fact sheet (October 2022), all read October 22, 2026. Disclosure: As an Amazon Associate I earn from qualifying purchases. Some links below are affiliate links, which means this site may earn a small commission at no extra cost to you. Quick answer A FIDO2 security key is the most phishing-resistant way to sign in, according to CISA, and it can also store passkeys. Wirecutter's top pick is the Yubico Security Key C NFC, with the YubiKey 5C NFC as a pricier upgrade for advanced features. Buy two keys if you can, enroll both, and keep a second sign-in method in case one is lost. Passwords and text-message codes are the weak points in most account takeovers, and a physical security key closes many of those gaps. This guide explains why CISA ranks FIDO/WebAuthn at the top, how passkeys and hardware keys fit...