How To Install openssh-known-hosts on Debian 11

In this tutorial we learn how to install openssh-known-hosts on Debian 11. openssh-known-hosts is download, filter and merge known_hosts for OpenSSH

Introduction

In this tutorial we learn how to install openssh-known-hosts on Debian 11.

What is openssh-known-hosts

openssh-known-hosts is:

This package allows you to download public hostkeys from multiple sources, filter the hostnames coming with them and merge them together into one file for use by OpenSSH. Plugins included:

  • curl (optional GnuPG verification)
  • rsync (optional GnuPG verification)
  • psql
  • symlink New plugins can easily be written.

There are three methods to install openssh-known-hosts on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install openssh-known-hosts Using apt-get

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

sudo apt-get update

After updating apt database, We can install openssh-known-hosts using apt-get by running the following command:

sudo apt-get -y install openssh-known-hosts

Install openssh-known-hosts Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install openssh-known-hosts using apt by running the following command:

sudo apt -y install openssh-known-hosts

Install openssh-known-hosts 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 Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install openssh-known-hosts using aptitude by running the following command:

sudo aptitude -y install openssh-known-hosts

How To Uninstall openssh-known-hosts on Debian 11

To uninstall only the openssh-known-hosts package we can use the following command:

sudo apt-get remove openssh-known-hosts

Uninstall openssh-known-hosts And Its Dependencies

To uninstall openssh-known-hosts and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove openssh-known-hosts

Remove openssh-known-hosts Configurations and Data

To remove openssh-known-hosts configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge openssh-known-hosts

Remove openssh-known-hosts configuration, data, and all of its dependencies

We can use the following command to remove openssh-known-hosts configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge openssh-known-hosts

Dependencies

openssh-known-hosts have the following dependencies:

References

Summary

In this tutorial we learn how to install openssh-known-hosts package on Debian 11 using different package management tools: apt, apt-get and aptitude.