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Set Up SSH on a Linux Server – Secure Remote Access
Learn how to securely install and manage an SSH server on Linux to enable secure remote access and better protect your server → Find out more
10 November 20263 min read0 Views0 helpful
Introduction
Secure Shell (SSH) is a secure protocol that provides encrypted access to remote systems. It helps ensure the confidentiality and integrity of data transmitted over networks.
In this guide, you’ll learn how to install or reinstall the SSH server on the various Linux distributions we currently offer on our VPS and dedicated servers. Most Linux distributions we offer on our VPS and dedicated servers come with an SSH server installed by default, which you can easily manage through the product’s web interface. Find out how in our guide: First access (SSH)
If you’d like to further improve your server’s security, we recommend our security tips, where you’ll find many tools and services to help make your server even more secure.
FAQ
Frequently asked questions
Yes. Most Linux distributions offered by ZAP-Hosting come with an SSH server installed by default, which you can easily manage through the product’s web interface.
Access your server through the VNC console, update your system with yum update, then install the SSH server with yum install openssh-server. To reinstall it, uninstall it first with yum remove openssh.
Run systemctl start sshd. To start the service automatically when the system boots, enable it as well.
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Navigation
Software
Installation
To get started, access your server through VNC. Just follow the steps in the VNC console.
CentOS
Info
If you want to reinstall the SSH server, uninstall it first with: yum remove openssh.
Before installing the SSH server, make sure your system is up to date. Run the following command:
Code
yum update
Now install the SSH server with this command:
Code
yum install openssh-server
After installation, start the SSH server with:
Code
systemctl start sshd
To start the service automatically when the system boots, enable it with:
Code
systemctl enable sshd
Enable root login
To allow root login, you need to edit the OpenSSH configuration file. We’ll use the "nano" editor here.
Info
If "nano" isn’t installed yet, you can install it with yum install nano.
Open the configuration file with:
Code
nano /etc/ssh/sshd_config
Use the arrow keys to navigate to this line:
Code
#PermitRootLogin prohibit-password
Change it to:
Code
PermitRootLogin yes
Restart the SSH server for the change to take effect:
Code
systemctl restart sshd
Debian
Info
If you want to reinstall the SSH server, uninstall it first with: apt remove openssh.
Update your system before installation:
Code
apt update
Install the SSH server with:
Code
apt install openssh-server
Start the SSH server:
Code
systemctl start sshd
Enable the service to start automatically at boot:
Code
systemctl enable sshd
Enable root login
To allow root login, edit the OpenSSH configuration file using "nano".
Info
If "nano" isn’t installed yet, install it with: apt install nano
Open the file:
Code
nano /etc/ssh/sshd_config
Find this line:
Code
#PermitRootLogin prohibit-password
Change it to:
Code
PermitRootLogin yes
Restart the SSH server for the change to take effect:
Code
systemctl restart sshd
Ubuntu
Info
If you want to reinstall the SSH server, uninstall it first with: apt remove openssh.
Update your system before installation:
Code
apt update
Install the SSH server with:
Code
apt install openssh-server
Start the SSH server:
Code
systemctl start sshd
Enable the service to start automatically at boot:
Code
systemctl enable sshd
Enable root login
To allow root login, edit the OpenSSH configuration file using "nano".
Info
If "nano" isn’t installed yet, install it with: apt install nano
Open the file:
Code
nano /etc/ssh/sshd_config
Find this line:
Code
#PermitRootLogin prohibit-password
Change it to:
Code
PermitRootLogin yes
Restart the SSH server for the change to take effect:
Code
systemctl restart sshd
Fedora
Info
If you want to reinstall the SSH server, uninstall it first with: dnf remove openssh.
Update your system before installation:
Code
dnf update
Install the SSH server with:
Code
dnf install openssh-server
Start the SSH server:
Code
systemctl start sshd
Enable the service to start automatically at boot:
Code
systemctl enable sshd
Enable root login
To allow root login, edit the OpenSSH configuration file using "nano".
Info
If "nano" isn’t installed yet, install it with: dnf install nano
Open the file:
Code
sudo nano /etc/ssh/sshd_config
Find this line:
Code
#PermitRootLogin prohibit-password
Change it to:
Code
PermitRootLogin yes
Restart the SSH server for the change to take effect:
Code
systemctl restart sshd
You’ve now successfully installed the SSH service on your server and can connect to it using SSH.
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