histogram command not found

Introduction

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

histogram: command not found

or when using sudo you get the following error message

sudo: histogram: command not found

Solutions to histogram: command not found

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

In Ubuntu histogram is provided by outguess package.

outguess is:

OutGuess is a universal tool for steganography that allows the insertion of hidden information into the redundant bits of data sources. The nature of the data source is irrelevant to the core of OutGuess.

The program relies on data specific handlers that will extract redundant bits and write them back after modification. The supported formats are JPEG, PPM and PNM.

This package is useful in forensics investigations and security actions.

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

sudo apt-get -y install outguess

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

You can also use apt command to install outguess.

sudo apt -y install outguess

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

sudo aptitude install outguess

Summary

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