Courier MTA is a mail transfer agent that provides SMTP, POP3, and IMAP services. It is an open-source software that can be used on Linux-based operating systems. In this tutorial, we will discuss how to install Courier MTA on Kali Linux.
Before proceeding with this tutorial, make sure you have the following:
Before installing any software, it's recommended to update your system packages to the latest version. To update your Kali Linux, open the terminal and run the following command:
sudo apt-get update && sudo apt-get upgrade -y
To install Courier MTA, follow the below steps:
Open the terminal and execute the below command to install the required packages:
sudo apt-get install courier-mta courier-imap -y
During the installation, you will be asked to configure the Mail Transfer Agent. Choose the "Internet site" option and provide your domain name and other details when prompted.
Once the installation is complete, start the Courier MTA and Courier IMAP services using the below commands:
sudo systemctl start courier-mta
sudo systemctl start courier-imap
To verify if Courier MTA is up and running, execute the following command:
sudo systemctl status courier-mta
If everything works fine, you should see the status as "active".
Courier MTA configuration files are located under the /etc/courier/ directory. You can modify the configuration files according to your requirements. Some of the commonly used configuration files are:
Make sure to restart the Courier MTA service after modifying the configuration files using the below command:
sudo systemctl restart courier-mta
In this tutorial, we discussed how to install and configure Courier MTA on Kali Linux. By following the above steps, you can set up your own mail server and start sending and receiving emails through SMTP, POP3, and IMAP protocols.
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