Since it strives to create a confidential connection across two machines, the commands are encrypted in many ways. SSH uses RSA public-key cryptography and provides secure communications over insecure channels and hence is used widely by the network administrators. The program is a UNIX-based command protocol that provides authenticated access to a remote computer system.
Secure Shell a.k.a SSH is a program that lets you log into a remote machine, execute commands, move files, and more. If you are into the IT industry, you might have required a Secure Shell at some point in your work. SSH utilizes a public-key methodology to authorize users and their connections.
Although any application can utilize the SSH protocol to secure its communication, it is mostly used for secure remote logins and secure file transfers. SSH or Secure Shell is a protocol used for establishing secure encrypted connections over an insecure network such as the internet.
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