My love for xkcd comics has influenced me to write this modified autoconfig “cracking” tool that cracks wifi WEP password from your neighbors, exactly the way shown in xkcd comic number 416:

(click for larger view)
Here is the tool in action:

As you can see there are some state of the art features added to this version. [...]

Wireshark, the most popular network protocol analysis tool has finally turned to version 1.0. This released version is not much different than the previous version 99.8 released in Feb 27. Apart from some cosmetic improvement from the previous version this version includes an experimental Mac OS X package. You can download wire shard 1.0 from [...]

Quite a while ago I showed how to hide your files with steghide, a tool used to embed information into a jpeg image file. Today I will show you how to detect a file already “stegged” without prior knowledge and possible extract the information from the image file.
For this demo, we will use a tool [...]

Here is the Nmap Guide properly formatted in a single file for easier access. This I wrote originally here was eight page long and was not convenient to read. I received many request to put this in a single file for easier access. Finally I got some time to convert it into PDF, format it, [...]