This set pairs the Cryptnox FIDO2 NFC Security Key Smart Card with the Cryptnox contactless USB NFC reader. The card is FIDO Alliance Certified FIDO2 v2.1 with CTAP Level 1 for 2FA and MFA on Google, Microsoft, Apple, GitHub, login.gov, AGOV, SwissID and any WebAuthn service. It works as a hardware passkey where enabled and as a U2F and WebAuthn security key elsewhere. Security is based on an NXP JCOP 4.5 secure element rated Common Criteria EAL 5+ augmented AVA_VAN.5 and FIPS 140-3 Level 3 CMVP #4679. The ID-1 card is passive and battery-free with NFC ISO 14443 and contact ISO 7816 interfaces, made in Switzerland, designed by Swiss company Cryptnox and backed by a 2 year manufacturer warranty. The included reader reads FIDO2 cards, MIFARE Classic, DESFire, Ultralight C and NTAG access badges, NFC payment cards and any ISO 14443 Type A/B contactless smart card. It is USB CCID class-compliant, PC/SC and CCID compatible, works driverlessly on Windows and macOS, supports Linux via pcsc-lite and libccid, has native USB-C with an included USB-C to USB-A plug-on adapter at USB 2.0 speed, reads contactless cards on Android via USB OTG using the Cryptnox Wallet app, and is backed by a 2 year warranty.