SSH or Secure Shell is a network communication protocol that enables two computers to communicate (c.f http or hypertext transfer protocol, which is the protocol used to transfer hypertext such as web pages) and share data.

What does SSH do in Linux?

SSH (Secure Shell) is a network protocol that enables secure remote connections between two systems. System admins use SSH utilities to manage machines, copy, or move files between systems. Because SSH transmits data over encrypted channels, security is at a high level.

What does it mean to SSH?

Stands for “Secure Shell.” SSH is a method of securely communicating with another computer. The “secure” part of the name means that all data sent via an SSH connection is encrypted. To log into a server using SSH from a terminal program, type: ssh [servername] -l [username]. …