– The Finger protocol is typically used to retrieve information such as a user's full name, email address, and the time they last logged in. – Port 79 is the default port used for the Finger protocol.

Finger command is a user information lookup command which gives details of all the users logged in. This tool is generally used by system administrators. It provides details like login name, user name, idle time, login time, and in some cases their email address even.

The fingerd daemon returns information about the users currently logged in to a specified remote host. If you execute the finger command specifying a user at a particular host, you will obtain specific information about that user. The FINGER Protocol must be present at the remote host and at the requesting host.

What is a finger in the context of technology? A finger, in technology, refers to a shorthand representation of a user's identity or session on a remote server, often used in the context of the finger protocol to retrieve information about users logged into a Unix-like system.