ssh

Secure Shell (SSH) is a cryptographic network protocol for operating network services securely over an unsecured network. The best known example application is for remote login to computer systems by users. SSH provides a secure channel over an unsecured network in a client-server architecture, connecting an SSH client application with an SSH server.

SSH login without password

If you use SSH from the shell often you might be getting tired of entering your password over and over again. If you often log on to other machines from your machine via