How To Install freeradius-krb5 on CentOS 8

freeradius-krb5 is Kerberos 5 support for freeradius

Introduction

In this tutorial we learn how to install freeradius-krb5 on CentOS 8.

What is freeradius-krb5

This plugin provides the Kerberos 5 support for the FreeRADIUS server project.

We can use yum or dnf to install freeradius-krb5 on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install freeradius-krb5.

Install freeradius-krb5 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 freeradius-krb5 using dnf by running the following command:

sudo dnf -y install freeradius-krb5

Install freeradius-krb5 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 freeradius-krb5 using yum by running the following command:

sudo yum -y install freeradius-krb5

How To Uninstall freeradius-krb5 on CentOS 8

To uninstall only the freeradius-krb5 package we can use the following command:

sudo dnf remove freeradius-krb5

freeradius-krb5 Package Contents on CentOS 8

/etc/raddb/mods-available/krb5
/usr/lib/.build-id
/usr/lib/.build-id/a2/366b07d8567bb685ed38c30dc86a854aea5d8b
/usr/lib64/freeradius/rlm_krb5.so

References

Summary

In this tutorial we learn how to install freeradius-krb5 on CentOS 8 using yum and dnf.