/dev/random

Finally, I did it! I just upgraded my corporate laptop with the latest release of Ubuntu (9.10) aka “Karmic Koala”. Available for a few weeks, I preferred to wait for some holidays before the upgrade. First, because without laptop, I can’t work! In case of big issue, my off-days would be helpful to restore to [...]

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, mail) but also firewalls, routers, identity [...]

A lot has been written about Ubuntu “Jaunty” 9.04 since it has been released. My corporate laptop runs Ubuntu very smoothly. Unfortunately, since the last Nvidia drivers upgrade, I faced a nasty bug. I was running version ‘180-11′ but ‘180-44′ is officially available by default in the latest release. No time to play with compilations [...]

Next step in my investigations to implement a strong authentication process on my Linux laptop using the Yubikey. In a previous post, I explained how to use a Yubikey to authenticate on Linux with a PAM module. It works very well but, like I said in the previous article conclusion, strong authentication has to be [...]

In a previous article, I presented the Yubikey product. I also explained why, for security reasons, the usage of two separate Yubikeys could be a plus. One converted to provide a static password and the second left as is (to provide one-time passwords).
I received my 2nd Yubikey a few days ago (Benny, one more time, [...]

Modern graphics cards are now today with plenty of RAM. This memory has a very high throughput. If you don’t run a big X11 environment, why not dedicate this memory to another purpose? Swap space by example!
Check out: http://gentoo-wiki.com/TIP_Use_memory_on_video_card_as_swap.

It has been officially announced by Cisco: Application eXtension Platform (AXP) enhances the capabilities of the Cisco Integrated Services Router (ISR) by enabling a tighter integration between the branch network, IT and application infrastructure. Ok, what does it mean? High-end routers were already able to run TCL scripts. Now, thanks to AXP, Linux will be [...]