Monthly Archives: November 2014

The Complete Guide to Debugging a Stop 0x9F

I’ve written quite a few article about this bugcheck in the past, however, at the time of writing for those articles, some of my knowledge wasn’t as complete as it is now. I was relatively new to debugging and many … Continue reading

Posted in Debugging, Stop 0x9F, WinDbg, Windows Internals | 2 Comments

UPX Packing and Anti-Packing Techniques

Packing is a very common technique used by malware for obfuscation. The most popular and well-known packer is called UPX (Ultimate Packer for Executables). By packing malware binary files, the data stored within the file becomes unreadable, and thus will … Continue reading

Posted in Computer Science, Debugging, System Security | Leave a comment

WinDbg Cheat Sheet – Updated Version

I’ve added several additional sections to my WinDbg Cheat Sheet. Windows Registry Windows Access Tokens Windows Heap Manager SwishDbgExt ProcDumpExt Windows Power Policy Local Inter-Process Calls (LPCs) Miscellaneous The new version of the WinDbg Cheat Sheet has been exported as … Continue reading

Posted in Debugging, Miscellaneous, WinDbg | Leave a comment

A Complete List of Johnson Solids

The Johnson Solids are a family of shapes with some very interesting forms. There is 92 Johnson Solids in total, with a proof being provided by Zalgaller (1969). All the Johnson Solids are convex polyhedra, with equal side lengths (some … Continue reading

Posted in Geometry, Mathematics | Leave a comment

DDoS Attacks – XML Bomb, Zip Bomb and E-Mail Bomb

One thing which I love about Computer Science is the silly colloquial names given to various attacks produced by hackers and “script kiddies”. The Security field is filled with these great names, and three of these names will be mentioned … Continue reading

Posted in Computer Science, System Security | Tagged , , , , | 3 Comments

The Interesting Properties of 2

The number 2 has some interesting properties which Number Theorists and other Mathematicians might find interesting or ascetically pleasing. 2 is the only even prime number, and the first of all prime numbers. There is no other prime number which … Continue reading

Posted in Mathematics, Number Theory | Tagged , | Leave a comment