Bezpečnostní politiky SELinuxu pro vybranou aplikaci prostředí Gnome

The main aim of this thesis is to create a security policy module Security-Enhanced Linux for the graphical user application in environment Gnome – Totem. To achieve goal of the work it is divided into 2 parts. In the first part of the work are presented the general principles of security of information systems and methods of access control that are used in modern operating systems GNU/Linux. The last capitol of the first part is entirely dedicated to technology SELinux: describe the basic concepts connected with it, ways driven approach, the architecture and benefits of the use of technology. The second and last part of the work is devoted to the creation of SELinux security policy for the Totem desktop application. The main benefit of this work is the functional security policy module created for Totem application.