How To Install ntpsec on Kali Linux

In this tutorial we learn how to install ntpsec on Kali Linux. ntpsec is Network Time Protocol daemon and utility programs

Introduction

In this tutorial we learn how to install ntpsec on Kali Linux.

What is ntpsec

ntpsec is:

NTP, the Network Time Protocol, is used to keep computer clocks accurate by synchronizing them over the Internet or a local network, or by following an accurate hardware receiver that interprets GPS, DCF-77, or similar time signals.

This package contains the NTP daemon and utility programs. An NTP daemon needs to be running on each host that is to have its clock accuracy controlled by NTP. The same NTP daemon is also used to provide NTP service to other hosts.

This is the NTPsec version of NTP. NTPsec is a secure, hardened, and improved implementation derived from the original NTP project.

For more information about the NTP protocol and NTP server configuration and operation, install the package “ntpsec-doc”.

There are three methods to install ntpsec 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 ntpsec Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install ntpsec

Install ntpsec Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install ntpsec using apt by running the following command:

sudo apt -y install ntpsec

Install ntpsec 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 update

After updating apt database, We can install ntpsec using aptitude by running the following command:

sudo aptitude -y install ntpsec

How To Uninstall ntpsec on Kali Linux

To uninstall only the ntpsec package we can use the following command:

sudo apt-get remove ntpsec

Uninstall ntpsec And Its Dependencies

To uninstall ntpsec and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove ntpsec

Remove ntpsec Configurations and Data

To remove ntpsec configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge ntpsec

Remove ntpsec configuration, data, and all of its dependencies

We can use the following command to remove ntpsec configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge ntpsec

Dependencies

ntpsec have the following dependencies:

References

Summary

In this tutorial we learn how to install ntpsec package on Kali Linux using different package management tools: apt, apt-get and aptitude.