pamu2fcfg command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

pamu2fcfg: command not found

or when using sudo you get the following error message

sudo: pamu2fcfg: command not found

Solutions to pamu2fcfg: command not found

How To Fix pamu2fcfg: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu pamu2fcfg is provided by pamu2fcfg package.

pamu2fcfg is:

Universal 2nd Factor (U2F) is an authentication mechanism that strengthen other authentications, and through this PAM module it can be used to require a U2F device in order to authenticate.

This package contains the command-line tool pamu2fcfg which is used to generate the information needed by libpam-u2f to perform an U2F authentication.

To fix this problem, we can install more using the command below.

sudo apt-get -y install pamu2fcfg

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install pamu2fcfg.

sudo apt -y install pamu2fcfg

Or if you have aptitude installed you can use the following command.

sudo aptitude install pamu2fcfg

Summary

In this tutorial we learn how to fix pamu2fcfg command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.