Category Archive: Security

Jan
23
2007

Tresys Brickwall for SELinux

Been awhile but been busy. The company I work for just released our first product. It’s an application that makes using SELinux much easier. There are three versions: standard, professional, and enterprise. I think enterprise is pretty damn cool. It allows you to remotely manage SELinux policy for groups of machines from a single location. …

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May
18
2006

Qoolaid, XP, and me.

Well I booted in XP Pro on my laptop about two weeks ago. I’ve always had the Windows partition and technically dual-booted but haven’t ventured into the “dark side” in about 6 months. While I was having great fun in Gentoo I was not exactly the most productive person while using it. Those of you …

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May
05
2006

The Environment, Environmental Contamination, and SELinux (part 2)

I realized after posting the first article in this series that I gave very little indication on where I plan to head with this subject. So perhaps a game plan is an order. Errata: At the beginning I planned to focus on the environment and SELinux. I hoped to explain how certain types of applications …

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May
05
2006

SELinux & LSM Kernel Basics

While working on the second article in the environmental contamination series I found that 1/2 of the article was spent wading through the security structure and Flask implementation in the kernel. Since this is an important and recurring topic I figured I would split it out into a separate article and just link to this …

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Apr
06
2006

The Environment, Environmental Contamination, and SELinux (part 1)

Environmental contamination is a constant threat with conservatives in power (just kidding… seriously). Over the next few articles I will attempt to clarify the impact the environment has on the execution of a program. The environment is a fairly complicated subject so this article will be broken into several parts (I’m guessing about three). So …

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Feb
20
2006

Is SELinux the solution?

Is SELinux the solution?

Nov
07
2005

Subject & Object Tranquility (part 2)

Subject & Object Tranquility (part 2)

Oct
13
2005

Subject & Object Tranquility

Subject & Object Tranquility

Mar
03
2005

New server and the SEFramework

New server and the SEFramework

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