Modern Linux distributions offer some mitigation techniques to make it harder to exploit software vulnerabilities reliably. Mitigations such as RELRO, NoExecute (NX), Stack Canaries, Address Space Layout Randomization (ASLR) and Position Independent Executables (PIE) have made reliably exploiting any vulnerabilities that do exist far more challenging. The checksec.sh script is designed to test what standard Linux OS and PaX security features are being used. I will show you how to install checksec on Ubuntu 22.04 in this guide.
- Operating system: Ubuntu 22.04 or older Ubuntu versions
- Privileges: Ensure that you are able to execute the sudo commands line.
Install checksec Ubuntu 22.04
checksec is one of the popular ways on Ubuntu now so that this tutorial will show you how to install it in various ways. Choose the one that you think is easy and you can follow.
Install checksec using APT
This is a popular method for installing any Ubuntu packages because it is simple to understand, even if you are a Linux beginner. Following these instructions to install checksec on your Ubuntu 22.04.
Step 1: Obtain new packages from Ubuntu by updating the APT database. Opening the terminal and executing this Linux command:
Step 2: Start the package installation on Ubuntu 22.04. You can now install checksec Ubuntu by executing this command in the terminal.
Install checksec using Aptitude
Aptitude allows users to view a list of available packages and manage package installation, upgrade, and removal. If you haven’t already installed it on Ubuntu, run this command to do so.
Then, you can now install checksec by following these steps:
Step 1: The APT package repository cache needs to be updated before you try to install, update, or remove any packages. Update the APT database to fetch new packages from Ubuntu. Launch the terminal and enter the following Linux command:
Step 2: Install the package on Ubuntu 22.04. You can now install checksec Ubuntu by executing this command in the terminal.
Uninstall checksec on Ubuntu 22.04
Have you ever considered how challenging it might be to uninstall an application from Ubuntu? You’re wrong, anyone can easily uninstall any program, not just a checksec.
If you installed checksec using APT or Aptitude, you could uninstall checksec on Ubuntu by running this command
If you want to uninstall checksec and remove its data and dependencies, you can also run the following command:
In this tutorial, I showed you ways to install checksec on Ubuntu 22.04 and ways to uninstall checksec too. Please do not hesitate to contact me if you require any assistance. I’m delighted to respond to them.