Advanced uses of ssh Advance usage of SSH What is Authentication? Authentication is the process of taking an identity and using some form of verification, the identity can be verified as being legitimate. Privacy and Confidentiality. Why Authentication? it is used for users.. Privacy security Confidentiality Popular Types of ssh Authentication these types are the most general and used by many users Password Public key Eshtablishing a passwordless connection with the remote host using ssh here's the image explaining the working of Public key authentication mechanism in ssh- What generally happens? When the user first connects to the server via ssh,the client asks the user whether to trust the server or not , if the user says yes, then it saves the server hash into a folder called known_hosts. Hence, the next time the user connects to the same se...