CentOS Quick Start Guide

Viewing SELinux context

Most of the Linux commands have the -Z option to display SELinux contexts. For example, ps, ls, cp, and mkdir all use the -Z option to display or set SELinux contexts of a file, directory, process, or port.

The following are examples that illustrate the usage of -Z option with several commands for displaying the SELinux context:

• The ps command can be used to view processes along with their SELinux contexts:

# ps axZ

• The ps command can also be used with option -ZC, to view the SELinux context of a process specified as an argument as shown in the following example:

# ps -ZC sleep

• The ls command can be used with -Z option to view the SELinux context of files in a directory as shown in the following command line: ...