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Category Archives: Security
Recon 2010: Intro to Embedded Reverse Engineering for PC reversers
In July I had the honor to speak at the Recon conference in Montreal, Canada. It was my first conference but I really liked the experience. I hope I’ll be able to attend it in future. The presentations were recorded … Continue reading
Posted in Security
7 Comments
PDF file loader to extract and analyse shellcode
One of the new features in IDA Pro 5.6 is the possibility to write file loaders using scripts such as IDC or Python. To illustrate this new feature, we are going to explain how to write a file loader using … Continue reading
Posted in IDA Pro, Security
7 Comments
Casts are bad
Halvar and Dennis Elser recently blogged about a serious vulnerability in the ATL libraries. A few days ago, Microsoft released an emergency “out-of-band” patch. Yes, the bug was that nasty, and since it is in a library, many MS Windows … Continue reading
Posted in Programming, Security
5 Comments
Blackhat USA 2008
Sometimes names just do not reflect the nature of things. Sometimes it is our fault to attribute a wrong meaning to names. I do not know which of the above holds for Windows ASLR. After Alex Sotirov and Mark Dowd’s … Continue reading
Posted in Security
2 Comments
MRXDAV.SYS and Hex-Rays Decompiler
I wanted to present you a new plugin today. It was about switch idioms (jump tables). I spent a few hours trying to find a problematic x86 sample file but could not locate anything impressive. All jump tables were nicely … Continue reading
OpenRCE?
What happened to OpenRCE, does anyone know? It would be a pity to lose such a nice resource. This news is not a bright one neither but I hope that the explanation for openrce is purely technical.
Posted in Security
2 Comments
ZERT patch
I think you have noticed that the site was down for a while. My web hoster again played the same trick: shut down the site with no notice. I’m leaving them. While I was busy with all this stuff, the … Continue reading
Posted in Security
Comments Off
IE6 vulnerabilty patch
If you are one of unfortunate users still forced to use the Internet Explorer, consider installing this temporary patch from Determina: http://www.determina.com/security_center/security_advisories/securityadvisory_march272006_1.asp Just do not forget to reboot your computer after applying the patch, the installer seems not to insist … Continue reading
On uninitialized variables
Quite busy week, sorry for being silent. I wanted to talk about an annoyance I discovered with all my C/C++ compilers. Here is quite interesting presentation from Halvar Flake: Attacks on uninitialized local variables After reading it I wanted to … Continue reading
Posted in Programming, Security
16 Comments
FOSDEM
Each year in Brussels, Belgium there is a conference called FOSDEM. It is organized on the last weekend of February. There seem to be some interesting talks about security and program developement this year. The development track is almost fully … Continue reading
Posted in Security
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