Skip to content

{ Category Archives } conferences

CONFidence 2013 and the x86 quirks

Another week, another conference. Just a few days ago, Gynvael and I  had the pleasure to attend and present at the CONFidence 2013 infosec conference traditionally held in Cracow, Poland. The event requires no further introduction – it has been simply the best Polish conference in the security area since it first started, and this […]

NoSuchCon’13 and crashing Windows with two instructions

The first edition of the NoSuchCon security conference held in Paris ended just a few days ago. Before anything else, I would like to thank all of the organizers (proudly listed at nosuchcon.org) for making the event such a blast! Both the location, venue and speaker line-up were amazing, with lots of free beer and […]

SyScan 2013, Bochspwn paper and slides

(Collaborative post by Mateusz “j00ru” Jurczyk and Gynvael Coldwind) A few days ago we (Gynvael and I) gave a talk during the SyScan’13 conference in the fine city of Singapore, and as promised (though with a slight delay), today we are publishing both the slide deck and a white paper discussing memory access pattern analysis […]

Fun facts: Windows kernel and guard pages

It has been a while since I last posted here, so I guess it’s high time to get back to work and share some more interesting Windows kernel internals goodies. Before we get to that, however, let’s start with a few announcements. First of all, there is a number of great infosec conferences coming up […]

ZeroNights slides, Hack In The Box Magazine #9 and other news

First of all, it has been reported to me that the system call list for Microsoft Windows Vista SP0 available at http://j00ru.vexillium.org/ntapi was wrong, containing syscall numbers for beta2 version of the system instead of the actual RTM Service Pack 0. The issue has already been resolved – apologies for any confusion this might have […]

Nullcon 2012 CTF

(Collaborative post by Mateusz “j00ru” Jurczyk, Gynvael Coldwind and Adam Iwaniuk) Friday, the 7th of September 2012 we were supposed to play the securitytraps.no-ip.org CTF. Unfortunately, the competition was postponed for a later date at the last moment, due to some significant technical problems. Next day evening we accidentally discovered another CTF taking place – […]

CVE-2011-2018 exploitation as a standalone paper + other news

Hey guys, I figured that it might be worth releasing the “The story of CVE-2011-2018 exploitation” as a stand-alone, nicely formatted paper for your reading convenience. It was previously released in the Hack in The Box Magazine #8 over a month ago (see announcement blog post). In short words, the paper is a guide through […]

0-day Windows XP SP3 Denial of Service (CSRSS Crash #1)

A rather short blog post today, as I am currently on my vacations. After publishing two, quite extensive write-ups regarding vulnerabilities in the Windows “CSRSS” component at Microsoft July Patch Tuesday: CVE-2011-1281: A story of a Windows CSRSS Privilege Escalation vulnerability CVE-2011-1282: User-Mode NULL Pointer Dereference & co. I would like to shortly discuss the […]

Pimp My CrackMe contest results

Around three weeks ago, Bartek announced a competition called “Pimp My CrackMe” on his http://secnews.pl/ website. The main prize was a free pass to the CONFidence 2011 conference, which is going to take place in on 24-25 May, in Cracow. The task was to create an interesting CrackMe program, which would then be judged based […]

HITB E-Zine Issue 005 finally made public

Hello, Today, I would like to present the fifth issue of the well-known Hack In The Box e-magazine, originally brought back to life by Zarul Shahrin, in January last year (see the complete release history here). As usual, every Windows Internals maniac can find something for himself: this time, I described some of the most […]