Capabilities vs SE LinuxCapabilities vs SE Linux
In December 2010 a paper was published by Robert N.M. Watson and Jonathan Anderson from the Cambridge University and Ben Laurie and Kris Kennaway of Google about the Capsicum capabilities[...]
Category: Security
SE Linux File Context PrecedenceSE Linux File Context Precedence
In my previous post I expressed a desire to use regular expressions for files that may appear in multiple places in the tree due to bind mounts for /run and[...]
/run and SE Linux Policy/run and SE Linux Policy
Currently Debian/Unstable is going through a transition to using /run instead of /var/run. Naturally any significant change to the filesystem layout requires matching changes to SE Linux policy. We currently[...]
Multiple Filesystems for SecurityMultiple Filesystems for Security
There is always been an ongoing debate about how to assign disk space into multiple partitions. I think that nowadays the best thing to do is to assign about 10G[...]
What is Valid SE Linux Policy?What is Valid SE Linux Policy?
Guido Trentalancia started an interesting discussion on the SE Linux policy development list about how to manage the evolution of the policy [1]. The Problem The SE Linux policy is[...]
Mplayer, Squeeze, and SE Linux on i386Mplayer, Squeeze, and SE Linux on i386
I’ve just updated my SE Linux repository for Squeeze to better support running mplayer on the i386 architecture, below is the APT sources.list line: deb http://www.coker.com.au squeeze selinux The first[...]
Continuously Usable Testing of SE LinuxContinuously Usable Testing of SE Linux
Joey has proposed a new concept of “Continuously Usable Testing” for Debian [1], basically testing should be usable at all times and packages that aren’t usable should be dropped. But[...]
Ruxcon 2010Ruxcon 2010
Yesterday and today I attended Ruxcon – the leading technical security conference in Australia [1]. The first lecture I attended was “Breaking Linux Security Protections” by Andrew Griffiths. This included[...]
Play Machine Online AgainPlay Machine Online Again
My SE Linux Play Machine is online again. It’s been online for the last month and much of the month before due to Xen issues. Nothing really tricky to solve,[...]
My Squeeze SE Linux RepositoryMy Squeeze SE Linux Repository
deb http://www.coker.com.au squeeze selinux I have an Apt repository for Squeeze SE Linux packages at the above URL. Currently it contains a modified version of ffmpeg that doesn’t need execmod[...]