UPX is the ultimate packer for executables and it is the simplest packer without any anti debugging tricks. This article will explain you about various method of manually unpacking this packer using famous debugger, OllyDbg. Read more...

Any windows user who plays with registry knows what it takes to stop Windows from booting. Small error in editing the registry can keep you away from your computer. In such situations BackTrack comes handy to fix those problems quickly and put you back on the track. Read more...

In olden days people used couple of techniques such as dictionary, brute force to recover the windows password. However this process used to take long times, some times days or months together as the complexity of the password increases. Thanks to the RainbowCrack technology, now we can finish it in seconds. Read more...

Now a days its very difficult to keep your system free from spywares, viruses, rootkits. Attackers are getting smarter & faster everyday. On the other hand antivirus companies are struggling to keep up pace with them. In such a situation one has to defend on his own to protect the system from advanced threats. Read more...

Recently there has been increase in the rootkit activities and to combat this many antivirus giants have released their antirootkit tools. But unfortunately many of these tools were not able to detect even known rootkits such as HackerDefender. In between a new antirootkit tool, IceSword has gained lot of attention for its powerful features. Read more...

There is a common misconception that MAC address of the system is fixed. However recently many ways have been discovered to prove this belief wrong. This article will show you how one can change MAC address of the system on different platforms. Read more...