Category: Computers

Installing SE Linux on Debian/Lenny

Currently Debian/Lenny contains all packages needed to run SE Linux. Development continues so there are periodic updates which sit in Unstable for a while before migrating to Lenny (testing). I have set up my own APT repository for SE Linux packages. This has packages that need newer versions than in Lenny but which will be […]

Computers

SE Linux Magic

Here is a complete list of entries for /etc/magic related to SE Linux. # SE Linux policy database for Fedora versions less than 5, RHEL 4, and Debian before Etch # http://doc.coker.com.au/computers/selinux-magic 0      lelong  0xf97cff8c      SE Linux policy >16    lelong  x              v%d >20    […]

Computers

SE Linux Saves

Here are links to some instances when SE Linux prevented exploits from working or mitigated their damage:

Computers

Going Live with a Linux Server

Based on past mistakes by myself and others, here is a check-list before putting a Linux (or other Unix) server online: Run memtest86+ (or an equivalent program for other architectures) before going live, ideally run it before installing the OS. Run it again every time you upgrade the RAM. Reboot the machine after every significant […]

Computers