How to configure, manage and secure user access to the Linux X server
(Doc ID 459029.1)
Last updated on MAY 04, 2020
Linux OS - Version 2.6.9 to 2.6.18-128 Oracle Cloud Infrastructure - Version N/A and later Linux x86 Linux x86-64 Linux Itanium
Linux Kernel - Version: 2.6.9 to 2.6.18-128
***Checked for relevance on 21-Nov-2012***
***Checked for relevance on 15-Sep-2014***
***Checked for relevance on 26-Feb-2017***
The purpose of this article is to explain and describe how to configure, manage and secure user access to the X server running on Linux. The article is intended for Linux System Administrators wishing to selectively allow only named user access to the local X server.
All excerpts and examples provided are based on Oracle Linux 4 (OL4U4), but similarly apply to Red Hat/Oracle Linux 5 (RH/OL5) with only minor modification. The following OL4 X-related (xorg) packages and versions happened to be used:
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