finger

User information lookup program.

• Display information about currently logged in users:

finger

• Display information about a specific user:

finger {{username}}

• Display the user's login name, real name, terminal name, and other information:

finger -s

• Produce multi-line output format displaying same information as -s as well as user's home directory, home phone number, login shell, mail status, etc.:

finger -l

• Prevent matching against user's names and only use login names:

finger -m