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4.0 - Updated on 2021-05-10 by Brittany Bossarte

3.0 - Updated on 2021-03-08 by Brittany Bossarte

2.0 - Updated on 2021-02-24 by Carlos Salazar

1.0 - Authored on 2018-02-19 by Olga Terlyga

Intended for: Kerberos users

 


Scenario/Use case: Update krb5.conf to newest version


Instructions:

Updates included in krb5.conf v5.5:

 

For information on all version changes, please review the bottom of the krb5.conf file.

How to update krb5.conf

Linux/Unix

                 yum update krb5-fermi-krb5.conf
           or
                yum update krb5-fermi-config
           depending on the system

               yum update fermilab-conf_kerberos

            Back up the existing file. Download the update here and manually replace the existing file 

 

Mac OS 

              Install from the Self Service app

             Download the update here and manually replace the existing file

Windows 

             Install from the Software Center

              Backup existing file. Download the update here and manually replace the existing file

 

How to revert to previous version of krb5.conf

 Linux/Unix

                 yum downgrade krb5-fermi-krb5.conf
           or
                yum downgrade krb5-fermi-config
           depending on the system

               yum downgrade fermilab-conf_kerberos

            Manually replace the file from back up. 

 If you have installed krb5.conf file from Self Service, previous version of the file will be backed up locally. The back up location 

Mac OS

If you have installed krb5.conf file from Self Service, previous version of the file will be backed up locally. Manually replace the file from back up. The back up location is: /etc/krb5.conf-original

Windows 

If you have installed krb5.conf file from the Software Center, previous version of the file will be backed up locally. Manually replace the file from back up. The back up location is C:\ProgramData\Kerberos\krb5(DateStamp).bak, where DateStamp depends on the installation date.

 

The previous version for all operating systems is also available here: 

https://metrics.fnal.gov/authentication/krb5conf/