How To Install checksec on Debian 11
Introduction
In this tutorial we learn how to install checksec on Debian 11.
What is checksec
checksec is:
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.
There are three methods to install checksec on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install checksec Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install checksec using apt-get by running the following command:
sudo apt-get -y install checksec
Install checksec Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install checksec using apt by running the following command:
sudo apt -y install checksec
Install checksec Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install checksec using aptitude by running the following command:
sudo aptitude -y install checksec
How To Uninstall checksec on Debian 11
To uninstall only the checksec package we can use the following command:
sudo apt-get remove checksec
Uninstall checksec And Its Dependencies
To uninstall checksec and its dependencies that are no longer needed by Debian 11, we can use the command below:
sudo apt-get -y autoremove checksec
Remove checksec Configurations and Data
To remove checksec configuration and data from Debian 11 we can use the following command:
sudo apt-get -y purge checksec
Remove checksec configuration, data, and all of its dependencies
We can use the following command to remove checksec configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge checksec
Dependencies
checksec have the following dependencies:
References
Summary
In this tutorial we learn how to install checksec package on Debian 11 using different package management tools: apt, apt-get and aptitude.