How can you verify the integrity of some files as simple as possible? How can you check for manipulations or transmission failures? The question is answered quite simple: Checksums. One of the most common checksum techniques out there is MD5 which stands for Message Digest Version 5. The fine thing about md5 is, that it’s just a checksum […]
Category: IT Related stuff
That’s where logic ends
Login with the USB stick
That I am lazy if it comes to typing much shouldn’t be a secret by now, but mentioning it here might be wrong too – but it was the main cause for doing some research for an alternative login method. Fingerprints may sound fun, but if it comes to security or if you need to pass on the […]
Microsoft Key-Changer
No, this is not a mistake: Microsoft offers a small tool for changing the product key of windows xp or vista. Ok, they call it ‘updating the product key’, but that’s just a different word for it. In general, I like the idea. The impact: More and more computers come preinstalled, having a recovery cd which is more […]
SATA after the install
Windows always got a bag of fun stuff to keep us busy with. But sometimes the fun is over and you need to reinstall it from scratch. As my Laptop was running with the original install since quite some time now, I guess it’s time to clean up. So let’s get to work by inserting the windows cd […]
pfSense vs simple Router
Network management can be quite amazing for the end user – believe me. I could see it during the last days as I have had to replace one of the old Zyxel routers. For being able to manage the traffic I have decided to use the pfSense firewall as it’s able to do NTP, DNS, Proxy services and […]
The OQO odyssey – Part 4
This article is part of the OQO odyssey series – You can find the previous posts here, here and there. If you think, the rest of the installation would be a cakewalk, you are under a misapprehension. But let’s talk about it one after the other. I should start my report at kernel level which was the first […]