usbauth command not found

Introduction

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

usbauth: command not found

or when using sudo you get the following error message

sudo: usbauth: command not found

Solutions to usbauth: command not found

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

In Ubuntu usbauth is provided by usbauth package.

usbauth is:

It is a firewall against BadUSB attacks. A config file describes in which way USB interfaces would be accepted or denied. To the kernel an interface authorization was developed with this firewall. The firewall sets the authorization mask according to the rules.

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

sudo apt-get -y install usbauth

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

You can also use apt command to install usbauth.

sudo apt -y install usbauth

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

sudo aptitude install usbauth

Summary

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