How To Install pam_radius on CentOS 8

pam_radius is PAM Module for RADIUS Authentication

Introduction

In this tutorial we learn how to install pam_radius on CentOS 8.

What is pam_radius

pam_radius is a PAM module which allows user authentication using a radius server.

We can use yum or dnf to install pam_radius on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install pam_radius.

Install pam_radius on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install pam_radius using dnf by running the following command:

sudo dnf -y install pam_radius

Install pam_radius on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install pam_radius using yum by running the following command:

sudo yum -y install pam_radius

How To Uninstall pam_radius on CentOS 8

To uninstall only the pam_radius package we can use the following command:

sudo dnf remove pam_radius

pam_radius Package Contents on CentOS 8

/etc/pam_radius.conf
/lib64/security/pam_radius_auth.so
/usr/lib/.build-id
/usr/lib/.build-id/41
/usr/lib/.build-id/41/2fc33845b00272398bcac3ce66c649b236b31a
/usr/share/doc/pam_radius
/usr/share/doc/pam_radius/Changelog
/usr/share/doc/pam_radius/INSTALL
/usr/share/doc/pam_radius/LICENSE
/usr/share/doc/pam_radius/README.rst
/usr/share/doc/pam_radius/USAGE

References

Summary

In this tutorial we learn how to install pam_radius on CentOS 8 using yum and dnf.