How To Install x509viewer on Fedora 34

x509viewer is Simple tool to decode X.509 certificates

Introduction

In this tutorial we learn how to install x509viewer on Fedora 34.

What is `x509viewer`

x509viewer is a simple command line application, written in Perl, that can be used to decode one or multiple X.509 certificates per given file, such as e.g. SSL certificates, CSRs (certificate signing requests), but also private keys.

We can use yum or dnf to install x509viewer on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install x509viewer.

Install x509viewer on Fedora 34 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install x509viewer using dnf by running the following command:

sudo dnf -y install x509viewer

Install x509viewer on Fedora 34 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install x509viewer using yum by running the following command:

sudo yum -y install x509viewer

How To Uninstall x509viewer on Fedora 34

To uninstall only the x509viewer package we can use the following command:

sudo dnf remove x509viewer

x509viewer Package Contents on Fedora 34

/usr/bin/x509viewer
/usr/share/doc/x509viewer
/usr/share/doc/x509viewer/ChangeLog
/usr/share/doc/x509viewer/README
/usr/share/licenses/x509viewer
/usr/share/licenses/x509viewer/COPYING

References

x509viewer website

Summary

In this tutorial we learn how to install x509viewer on Fedora 34 using yum and dnf.