#check security update

Two Methods To Check Or List Installed Security Updates on Redhat (RHEL) And CentOS System

We had wrote two articles in the past about this topic and each articles were published for different requirements.

If you would like to check those articles before getting into this topic. Navigate to the following links.

These articles are interlinked one with others so, better to read them before digging into this.

In this article, we will show you, how to check installed security updates.

I…

Four Ways To Install Security Updates On Red Hat And CentOS Systems?

Patching the Linux server is one of important and routine task of Linux admin.

Keeping the system with latest patch level, which protects your system against unnecessary attack.

There are three kind of erratas available in the RHEL/CentOS repository, these are Security, Bug Fix and Product Enhancement.

Now, you have two options to handle this.

Either install only security updates or all errata.

W…

How To Check And List Available Security Updates On Red Hat (RHEL) And CentOS System?

As per your organization policy you may need to push only security updates due to varies reasons.

In most cases, it could be an application compatibility issues.

How to do that? Is it possible to limit yum to perform only security updates?

Yes, it’s possible and can be done easily through yum package manager.

In this article, we are not giving only the required information.

Instead, we have added…