How To Install libpam-cracklib on Debian 9
Introduction
In this tutorial we learn how to install libpam-cracklib on Debian 9.
What is libpam-cracklib
libpam-cracklib is:
This package includes libpam_cracklib, a PAM module that tests passwords to make sure they are not too weak during password change.
There are three methods to install libpam-cracklib on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libpam-cracklib Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libpam-cracklib using apt-get by running the following command:
sudo apt-get -y install libpam-cracklib
Install libpam-cracklib Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libpam-cracklib using apt by running the following command:
sudo apt -y install libpam-cracklib
Install libpam-cracklib 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 libpam-cracklib using aptitude by running the following command:
sudo aptitude -y install libpam-cracklib
How To Uninstall libpam-cracklib on Debian 9
To uninstall only the libpam-cracklib package we can use the following command:
sudo apt-get remove libpam-cracklib
Uninstall libpam-cracklib And Its Dependencies
To uninstall libpam-cracklib and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove libpam-cracklib
Remove libpam-cracklib Configurations and Data
To remove libpam-cracklib configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge libpam-cracklib
Remove libpam-cracklib configuration, data, and all of its dependencies
We can use the following command to remove libpam-cracklib configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libpam-cracklib
Dependencies
libpam-cracklib have the following dependencies:
References
Summary
In this tutorial we learn how to install libpam-cracklib package on Debian 9 using different package management tools: apt, apt-get and aptitude.