Configure OpenSSH Server: A Quick Guide

OpenSSH configuration

Looking to enhance server security? Dive into the world of OpenSSH! Configure OpenSSH Server – your gateway to secure networking utilities, ensuring data integrity over any network.

Here are some nice guides on this topic: How to debug a PowerShell script, how to install and debug logs with the CMTrace Tool, how to perform PowerShell syntax check using PSScriptAnalyzer, and Microsoft Bitlocker Administration and Management: Effect of renaming an MBAM or BitLocker protected Computer“.

To configure OpenSSH Server, initiate the process by running the command below in the terminal. This command, executed as the root user, updates the package database. For the difference between these commands below, see the differences between Linux system Update, Upgrade, and Dist-upgrade.

# apt-get update
# apt-get upgrade

Now install the OpenSSH server by typing the following command:

# apt-get install openssh-server
After installation, by default
By default openssh will run on the TCP port 22. You can verify the same with the following command:
# netstat -tulpn | grep :22

How to configure Secure OpenSSH Server from the default port

You need to edit the /etc/ssh/sshd_config file using any of the text editors such as nano,

simply run:
# vi /etc/ssh/sshd_config

How Do I Start / Stop / Restart OpenSSH Server in Linux?

Type the following commands as a root user:

# service ssh stop
# service ssh start
# service ssh restart
# service ssh status


# /etc/init.d/ssh stop
# /etc/init.d/ssh start
# /etc/init.d/ssh restart
# /etc/init.d/ssh status

I hope you found this blog post helpful. If you have any questions, please let me know in the comment session.

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