Important notes, please read this first:
There is no need to install Cryptnox-specific drivers — the Cryptnox card readers are USB CCID class-compliant, so Windows, macOS, and Linux all use their built-in smart card stack out of the box.
How to use the Cryptnox Click-to-Tap Smart Card Reader
How to use the Cryptnox NFC Contactless Smart Card Reader
How to use a SIM card with the Cryptnox Click-to-Tap Reader
How to use the Click-to-Tap Virtual Button on the Cryptnox FIDO2 Reader