nkotp -- one-time password generator for Nitrokey devices on the command line

nkotp provides access to the one-time password (OTP) generator on Nitrokey devices on the command line. Both the Nitrokey Pro and the Nitrokey Storage support the generation of one-time passwords based on the HOTP and TOTP algorithms. nkotp uses libnitrokey to configure the OTP slots and generate OTPs on a Nitrokey device.

Dependencies

nkotp requires a POSIX-compliant operating system such as Linux or macOS.

Runtime dependencies

libc with getopt_long support
libconfuse v3.0.0 or later
libnitrokey v3.0 or later

Additional build dependencies

gcc or any other C99 compiler
GNU make
pod2html, pod2man (usually distributed with perl)

Compilation

Build nkotp with make. You can configure the build in config.mk if you have non-standard library paths or compiler flags.

Usage

For usage information, consult the man page nkotp(1).

Bugs and hacking

If you encouter a bug or if you want to contribute to nkotp, please send an email to nkotp-dev@ireas.org.

License

This program is published under the terms of the MIT/X11 license (see LICENSE).