How To Install libpam-tmpdir on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libpam-tmpdir on Ubuntu 20.04.
What is libpam-tmpdir
libpam-tmpdir is:
Many programs use $TMPDIR for storing temporary files. Not all of them are good at securing the permissions of those files. libpam-tmpdir sets $TMPDIR and $TMP for PAM sessions and sets the permissions quite tight. This helps system security by having an extra layer of security, making such symlink attacks and other /tmp based attacks harder or impossible
There are three methods to install libpam-tmpdir on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libpam-tmpdir 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-tmpdir using apt-get by running the following command:
sudo apt-get -y install libpam-tmpdir
Install libpam-tmpdir Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libpam-tmpdir using apt by running the following command:
sudo apt -y install libpam-tmpdir
Install libpam-tmpdir 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 libpam-tmpdir using aptitude by running the following command:
sudo aptitude -y install libpam-tmpdir
How To Uninstall libpam-tmpdir on Ubuntu 20.04
To uninstall only the libpam-tmpdir package we can use the following command:
sudo apt-get remove libpam-tmpdir
Uninstall libpam-tmpdir And Its Dependencies
To uninstall libpam-tmpdir and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libpam-tmpdir
Remove libpam-tmpdir Configurations and Data
To remove libpam-tmpdir configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libpam-tmpdir
Remove libpam-tmpdir configuration, data, and all of its dependencies
We can use the following command to remove libpam-tmpdir configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libpam-tmpdir
References
Summary
In this tutorial we learn how to install libpam-tmpdir package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.