How To Install opensmtpd-filter-rspamd on Kali Linux

In this tutorial we learn how to install opensmtpd-filter-rspamd on Kali Linux. opensmtpd-filter-rspamd is OpenSMTPD filter integration for the Rspamd daemon

Introduction

In this tutorial we learn how to install opensmtpd-filter-rspamd on Kali Linux.

What is opensmtpd-filter-rspamd

opensmtpd-filter-rspamd is:

This filter implements the Rspamd protocol and allows OpenSMTPD to request an Rspamd analysis of an SMTP transaction before a message is committed to queue.

The filter currently supports:

  • greylisting
  • adding X-Spam related headers to a message
  • rewriting Subject headers
  • DKIM-signing messages
  • using Rspamd-provided SMTP replies
  • allowing Rspamd to add and remove headers

There are three methods to install opensmtpd-filter-rspamd on Kali Linux. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install opensmtpd-filter-rspamd Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install opensmtpd-filter-rspamd

Install opensmtpd-filter-rspamd Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install opensmtpd-filter-rspamd using apt by running the following command:

sudo apt -y install opensmtpd-filter-rspamd

Install opensmtpd-filter-rspamd Using aptitude

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

sudo aptitude update

After updating apt database, We can install opensmtpd-filter-rspamd using aptitude by running the following command:

sudo aptitude -y install opensmtpd-filter-rspamd

How To Uninstall opensmtpd-filter-rspamd on Kali Linux

To uninstall only the opensmtpd-filter-rspamd package we can use the following command:

sudo apt-get remove opensmtpd-filter-rspamd

Uninstall opensmtpd-filter-rspamd And Its Dependencies

To uninstall opensmtpd-filter-rspamd and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove opensmtpd-filter-rspamd

Remove opensmtpd-filter-rspamd Configurations and Data

To remove opensmtpd-filter-rspamd configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge opensmtpd-filter-rspamd

Remove opensmtpd-filter-rspamd configuration, data, and all of its dependencies

We can use the following command to remove opensmtpd-filter-rspamd configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge opensmtpd-filter-rspamd

Dependencies

opensmtpd-filter-rspamd have the following dependencies:

References

Summary

In this tutorial we learn how to install opensmtpd-filter-rspamd package on Kali Linux using different package management tools: apt, apt-get and aptitude.