How to install ssh in Linux
Install Ssh
1. sudo apt install openssh-server openssh-client
2. sudo systemctl enable ssh
3. sudo systemctl status ssh
Make a backup of your server’s sshd_config file.
sudo cp /etc/ssh/sshd_config /etc/ssh/sshd_config.BACKUP
Enable root login over SSH
sudo nano /etc/ssh/sshd_config
Add the following line to the file, you can add it anywhere but it’s good practice to find the block about authentication and add it there.
PermitRootLogin yes
Save and exit the file.
Restart the SSH server:
systemctl restart sshd
