How To Install certspotter on Ubuntu 22.04

In this tutorial we learn how to install certspotter on Ubuntu 22.04. certspotter is Certificate Transparency Log Monitor

Introduction

In this tutorial we learn how to install certspotter on Ubuntu 22.04.

What is certspotter

certspotter is:

Cert Spotter is a Certificate Transparency log monitor from SSLMate that alerts you when a SSL/TLS certificate is issued for one of your domains. Cert Spotter is easier than other open source CT monitors, since it does not require a database. It’s also more robust, since it uses a special certificate parser that ensures it won’t miss certificates.

Cert Spotter is also available as a hosted service by SSLMate, https://sslmate.com/certspotter

You can use Cert Spotter to detect:

  • Certificates issued to attackers who have compromised a certificate authority and want to impersonate your site.
  • Certificates issued to attackers who are using your infrastructure to serve malware.
  • Certificates issued in violation of your corporate policy or outside of your centralized certificate procurement process.
  • Certificates issued to your infrastructure providers without your consent.

There are three methods to install certspotter on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install certspotter Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install certspotter using apt-get by running the following command:

sudo apt-get -y install certspotter

Install certspotter Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install certspotter using apt by running the following command:

sudo apt -y install certspotter

Install certspotter Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install certspotter using aptitude by running the following command:

sudo aptitude -y install certspotter

How To Uninstall certspotter on Ubuntu 22.04

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

sudo apt-get remove certspotter

Uninstall certspotter And Its Dependencies

To uninstall certspotter and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove certspotter

Remove certspotter Configurations and Data

To remove certspotter configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge certspotter

Remove certspotter configuration, data, and all of its dependencies

We can use the following command to remove certspotter configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge certspotter

References

Summary

In this tutorial we learn how to install certspotter package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.