Two or more selectors can be grouped together by using a semicolon.
Nadh ALL(root) nopasswd: /bin/cat /etc/passwd, this pinnacle studio 18.5 ultimate full version with crack level of sudo access is quite restrictive, as it only allows you to cat that one file; it won't even allow you pass flags or other arguments to cat.
Who sort -key1,1 -unique wc -lines 4 but there are too many ways to do it to make a truly canonical list.
When an incoming event matches a selector, an action is performed.Edit: Oh and you can use aureport to generate a list that can be more helpful.Last command output contains login user name, tty number, remote host, date, login time, logout time, and total duration (working time).Ausearch -ts some_timestamp -m tty -i.It displays information about current users on the machine by reading the file /var/run/utmp, and their processes /proc.8:11AM - w spencer.
Method 6 : finger Command, finger is a utility which allows users to see information about system users (login name, home directory, name, how long theyve been logged in to the system, etc.).
List All Unix Users Under NIS(yp).As a system administrator, you have to check who is logged in the system before start working on issues when you have a team members in different location because sometimes more than one people may work on the same issue due to miss communication.This produces an output like this: typeTTY msgaudit(11/30/2011 15:38:39.178:12763684) : tty pid32377 uidroot auidmatthew major136 minor2 commbash data up, ret The only downside to this is is can be a little bit difficult to read, but it is much better than most proposed solutions since.2 -i Logs the process ID of the logger process with each line.The /etc/nf file The /etc/nf file controls where messages are logged.Advertisements, previous Page, next Page, in this chapter, we will discuss in detail about system logging in Unix.Finger utility available in all major Linux distribution and doesnt installed by default.For example, all error messages or all debugging messages from the kernel.These tools should be called on a frequent time interval using the cron daemon.