How To Install libtcpcrypt0 on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libtcpcrypt0 on Ubuntu 18.04.
What is libtcpcrypt0
libtcpcrypt0 is:
Tcpcrypt offers opportunistic security for TCP network traffic. All traffic between two tcpcrypt-enabled peers will be encrypted to protect against passive monitoring. tcpcrypt also exposes a strong session identifier to tcpcrypt-aware clients and servers, which can be used as a hook for authentication.
This package contains a library useful for clients and servers interested in using the session ID for higher-level authentication.
There are three methods to install libtcpcrypt0 on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libtcpcrypt0 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libtcpcrypt0 using apt-get by running the following command:
sudo apt-get -y install libtcpcrypt0
Install libtcpcrypt0 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libtcpcrypt0 using apt by running the following command:
sudo apt -y install libtcpcrypt0
Install libtcpcrypt0 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 libtcpcrypt0 using aptitude by running the following command:
sudo aptitude -y install libtcpcrypt0
How To Uninstall libtcpcrypt0 on Ubuntu 18.04
To uninstall only the libtcpcrypt0 package we can use the following command:
sudo apt-get remove libtcpcrypt0
Uninstall libtcpcrypt0 And Its Dependencies
To uninstall libtcpcrypt0 and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libtcpcrypt0
Remove libtcpcrypt0 Configurations and Data
To remove libtcpcrypt0 configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libtcpcrypt0
Remove libtcpcrypt0 configuration, data, and all of its dependencies
We can use the following command to remove libtcpcrypt0 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libtcpcrypt0
References
Summary
In this tutorial we learn how to install libtcpcrypt0 package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
