How To Install telnetd-ssl on Kali Linux
Introduction
In this tutorial we learn how to install telnetd-ssl on Kali Linux.
What is telnetd-ssl
telnetd-ssl is:
The in.telnetd program is a server which supports the DARPA telnet interactive communication protocol.
SSL telnetd replaces normal telnetd using SSL authentication and encryption. It interoperates with normal telnetd in both directions. It checks if the other side is also talking SSL, if not it falls back to normal telnet protocol.
Advantages over normal telnetd: Your passwords and the data you send will not go in cleartext over the line. Nobody can get it with tcpdump or similar tools.
There are three methods to install telnetd-ssl 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 telnetd-ssl Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get updateAfter updating apt database, We can install telnetd-ssl using apt-get by running the following command:
sudo apt-get -y install telnetd-sslInstall telnetd-ssl Using apt
Update apt database with apt using the following command.
sudo apt updateAfter updating apt database, We can install telnetd-ssl using apt by running the following command:
sudo apt -y install telnetd-sslInstall telnetd-ssl 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 updateAfter updating apt database, We can install telnetd-ssl using aptitude by running the following command:
sudo aptitude -y install telnetd-sslHow To Uninstall telnetd-ssl on Kali Linux
To uninstall only the telnetd-ssl package we can use the following command:
sudo apt-get remove telnetd-sslUninstall telnetd-ssl And Its Dependencies
To uninstall telnetd-ssl and its dependencies that are no longer needed by Kali Linux, we can use the command below:
sudo apt-get -y autoremove telnetd-sslRemove telnetd-ssl Configurations and Data
To remove telnetd-ssl configuration and data from Kali Linux we can use the following command:
sudo apt-get -y purge telnetd-sslRemove telnetd-ssl configuration, data, and all of its dependencies
We can use the following command to remove telnetd-ssl configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge telnetd-sslDependencies
telnetd-ssl have the following dependencies:
References
Summary
In this tutorial we learn how to install telnetd-ssl package on Kali Linux using different package management tools: apt, apt-get and aptitude.