The real uid is the id of the user that launched a process
The effective uid typically is the same as the real uid
It is different only if: the executable had the set-uid bit set, and the executable owner is different than the user calling it or if a set-uid process calls setuid (2)
The audit system will remember your original UID even when you elevate privileges through su or sudo after initial login
The uid field records the user ID of the user who started the analyzed process
The uid field records the user ID of the user who started the analyzed process
In this case, the cat command was started by user root with uid 0
comm records the name of the command that triggered this audit messageThe exe field records the path to the command that was used to trigger this audit message
Each UNIX process has 3 UIDs associated to it. Superuser privilege is UID=0. Real UID. This is the UID of the user/process that created THIS proc...Best answer · 56
The real uid is the id of the user that launched a process. The effective uid typically is the same as the real uid. It is different only if: the...6
Each Linux process has 3 UIDs associated to it. Real UID: The UID of the process that created THIS process. Effective UID: This is used to evalua...2
The accepted answer is not correct regarding that real UD's can not be changed by anyone except root. From the man page for setuid: (I could not ma...0
There are two main parts to the audit system: 1. The audit kernel component intercepts system calls from user applications, records events, and sen...
By default, the audit system logs audit messages to the /var/log/audit/audit.log file. Audit log files carry a lot of useful information, but readi...
The Linux Auditing System ships with a powerful tool called ausearch for searching audit logs. With ausearch, you can filter and search for event t...
To audit an individual process, we can use the autrace tool. This tool traces the system calls performed by a process. This can be useful in invest...
,The audit package is installed by default on Red Hat Enterprise Linux (RHEL) 7 and above. If it is not installed, add it with th…