What is the purpose of the ssh command in Linux?

Using the ssh command in Linux allows for remote login to another computer and communication through a secure encrypted channel. Its functions include:

1. Remote login: allows users to log in from a local computer to a remote computer and execute commands or access the file system on the remote computer.
2. File transfer: Using the SSH protocol, files can be safely transferred between a local computer and a remote computer.
3. Remote command execution allows you to execute commands on a remote computer without the need to physically access the remote computer.
4. Security: The use of encryption technology in the SSH command ensures the security of communication and data transmission, preventing interception or tampering.

In conclusion, the ssh command in Linux offers a secure and flexible method for remote access, allowing users to remotely manage and operate computers without the need for physical contact with the computer.