How To Install checksec on Ubuntu 22.04
Introduction
In this tutorial we learn how to install checksec
on Ubuntu 22.04.
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 Ubuntu 22.04. 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 Ubuntu. 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 Ubuntu 22.04
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 Ubuntu 22.04, we can use the command below:
sudo apt-get -y autoremove checksec
Remove checksec Configurations and Data
To remove checksec
configuration and data from Ubuntu 22.04 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
References
Summary
In this tutorial we learn how to install checksec
package on Ubuntu 22.04 using different package management tools: apt
, apt-get
and aptitude
.