For a long time ago, I did not write about OpenBSD which remains one of my favorite operating system. The last version (4.7) was released in May and introduced, as usual, a lot of interesting changes. OpenBSD comes of course with it’s own firewall called pf (“packet filter“). Plenty of
I’m just back from the last ISACA Belgian Chapter meeting. Topic of today was about the UNIX OS security audit process. A very large topic! The speaker was Sanjay Vaid. For years now, Linux is deployed in business environment. Linux systems can take several forms: applications servers (print, files, web,
Dedibox is a French collocation service part of the Iliad group. They rent dedicated servers at a very good price. In the standard offer, servers can be installed with standard operating systems: UNIX or Windows. “UNIX” includes all major distributions like Ubuntu, CentOS, Fedora, Slackware or Gentoo). I maintain my
“Know your Network!” All network administrators have to know what append on their networks: what are the flows of information between hosts, to Internet, between VLANs. This is a requirement for security or provisioning purposes but also for business when the amount of IP traffic has to be billed to
It’s always useful to have a Live CD with us and much more if it’s a CD of my favourite UNIX flavor! BSDanywhere 4.3 is out!
Puffy is the well-known mascot of the OpenBSD project. I found the original one on a small market on the Ré island during my holiday:
On UNIX, the tail command displays the last ten lines of a file by default. But there are many other options: Especially the “follow” flag (-f) which displays all new lines appended to the watched file. This a very basic but efficient monitoring tool. The GNU version of tail introduced
Theo de Raadt has just announced the availability of OpenBSD 4.2.
Ok, my summer holidays started a few hours ago and I’m still online ;-). The first project will be to reinstall my home server and enforce its primary functionality: provide storage for the whole family. My server runs OpenBSD. First step is done: I found a extra 250GB disk on
The new OpenBSD release 4.1 will be released on May the 1st! Here is a list of changes.