The Security Key Series provides hardware-backed authentication using public-key cryptography, FIDO2/WebAuthn, and FIDO U2F to protect consumer and enterprise accounts from phishing and account takeover. Users can authenticate through USB or NFC with a simple touch or tap, without installing additional software or relying on batteries. FIDO2 supports passwordless login, strong second-factor authentication, and passwordless MFA with a PIN, while privacy-preserving design keeps personally identifiable information off the key. Consumer models work with services including Google, Microsoft, and password managers and can store up to 100 discoverable passkeys. Enterprise editions add serial numbering, enterprise attestation, account-recovery and asset-tracking support, enhanced PIN controls, and

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