How to install and enable OpenSSH on Ubuntu 22.04 LTS
You can use various methods to connect to a remote system from your local machine. One of the most popular methods today used to connect to remote machines is Secure Shell (SSH). SSH came to replace the insecure rlogin and rsh that could send users' passwords over a network 'unencrypted.' The daemon program responsible for running the SSH client is called OpenSSH.
Source: FOSS Linux