2003:68). Examples of ways that are used include

the finger client within Windows 2000 & MS Windows NT that can always be used in connection of a finger daemon operating on a computer that uses systems based on UNIX. This will show the intended information about the user. The information concerning the user logged in is displayed within the system as finger program is operating without arguments. Another one that is common is Rexec. This utility is provided just like a client on Windows 2000 & MS Window NT. Client utility gives way to the UNIX system remote execution that operates while using the rexec service. User always sends a message which specifies relevant password as well as the username and the command name executed. The program is vulnerable to abuse because it might to probe systems that have names with valid accounts (Bishop