mlogc command not found

In this troubleshooting guide we learn how to fix mlogc command not found error message

Introduction

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

mlogc: command not found

or when using sudo you get the following error message

sudo: mlogc: command not found

Solutions to mlogc: command not found

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

In Ubuntu mlogc is provided by libapache2-mod-security2 package.

libapache2-mod-security2 is:

Modsecurity is an Apache module whose purpose is to tighten the Web application security. Effectively, it is an intrusion detection and prevention system for the web server.

At the moment its main features are:

Audit log; store full request details in a separate file, including POST payloads.
Request filtering; incoming requests can be analysed and offensive requests can be rejected (or simply logged, if that is what you want). This feature can be used to prevent many types of attacks (e.g. XSS attacks, SQL injection, …) and even allow you to run insecure applications on your servers (if you have no other choice, of course).

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

sudo apt-get -y install libapache2-mod-security2

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

You can also use apt command to install libapache2-mod-security2.

sudo apt -y install libapache2-mod-security2

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

sudo aptitude install libapache2-mod-security2

Summary

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