Monthly Archives: April 2009

Data Execution Prevention (NX) flag

Posted on April 10, 2009 by Daniel Pistelli

As you probably know the DEP (Data Execution Prevention) was introduced in XPSP2 and it prevents code to be executed from data sections. Let’s consider this code snippet: [cc lang=”cpp”]unsigned char b = 0xC3; // ret int _tmain(int argc, _TCHAR* … Continue reading →

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Kernel: 3rd edition

Posted on April 2, 2009 by Daniel Pistelli

I don’t want to show too much, this is just a small preview. Yes, it’s running on Ubuntu and it runs on OSX just as well. I don’t know if I’m going to ship a Linux and an OSX version … Continue reading →

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