SSH is an OpenSSH client program used for securely logging in to a remote machine for remote administration. It provides an authenticated encrypted communication channel between two hosts over an untrusted network.
Accessing remote logins with SSH
Understanding OpenSSH
The SSH component can be categorized into two parts. The first is OpenSSH server (sshd service) which is installed and run on a remote server to accept connections from OpenSSH Client. By default, it runs on port 22 using TCP protocol, which should be allowed by firewalls to accept OpenSSH client connections.
The second component is SSH Client, which should be installed on any client system (Linux, Windows, or macOS) from which you want to connect to the system...