How To Install lsh-utils on Ubuntu 20.04
Introduction
In this tutorial we learn how to install lsh-utils
on Ubuntu 20.04.
What is lsh-utils
lsh-utils is:
lsh is a GPLed implementation of the Secure SHell protocol version 2 (SSH2), a secure replacement for rlogin, rsh, and rcp.
This package contains the lsh utilities. This includes programs such as lsh-keygen, lsh-writekey (both programs for public/private key generation), lsh-authorize (for automatic remote key authentication), ssh-conv (utilities for converting between various public and private key formats), and a number of other utilities for use with both the lsh server and client.
In some countries it may be illegal to use any encryption at all without a special permit.
There are three methods to install lsh-utils
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install lsh-utils Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install lsh-utils
using apt-get
by running the following command:
sudo apt-get -y install lsh-utils
Install lsh-utils Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install lsh-utils
using apt
by running the following command:
sudo apt -y install lsh-utils
Install lsh-utils 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 lsh-utils
using aptitude
by running the following command:
sudo aptitude -y install lsh-utils
How To Uninstall lsh-utils on Ubuntu 20.04
To uninstall only the lsh-utils
package we can use the following command:
sudo apt-get remove lsh-utils
Uninstall lsh-utils And Its Dependencies
To uninstall lsh-utils
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove lsh-utils
Remove lsh-utils Configurations and Data
To remove lsh-utils
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge lsh-utils
Remove lsh-utils configuration, data, and all of its dependencies
We can use the following command to remove lsh-utils
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge lsh-utils
References
Summary
In this tutorial we learn how to install lsh-utils
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.