Cryptnox FIDO Card FIDO2 Certified Security Key for iPhone NFC Communication Passwordless or 2FA authentication (CTAP2) & U2F(CTAP1) (Black)

HARDWARE 2FA AND MFA: FIDO Alliance Certified FIDO2 v2.1 with CTAP2 plus legacy U2F and CTAP1 for strong two-factor login and passwordless sign-in on services that support security keys BUILDING ACCESS ON ONE CARD: MIFARE DESFire EV2 4K applet with AES encryption adds office door and physical access control alongside digital authentication CERTIFIED SECURE ELEMENT: NXP JCOP 4 P71D321 chip certified to Common Criteria EAL 6 plus augmented and FIPS 140-2 Level 3 CMVP 3746 for tamper-resistant key storage DUAL INTERFACE SMART CARD: Contactless NFC ISO 14443 plus ISO 7816 contact reader support in an ISO 7810 ID-1 format that is passive and needs no battery SWISS ENGINEERED DESIGN: Built by Cryptnox as a single card for authentication and access control and backed by a 2 year warranty