Corelan Research

Two decades of exploit development research, techniques, and knowledge β€” shared openly and for free with the community.

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 Universal DEP/ASLR bypass with msvcr71.dll and mona.py

Over the last few weeks, there has been some commotion about a universal DEP/ASLR bypass routine using ROP gadgets from msvcr71.dll (written by …
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 Mona 1.0 released !

FINALLY ! After spending almost 6 months of designing, developing and testing, and after 'surviving' 2 presentations (at AthCon and Hack In Paris), I…
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 Hack Notes : Ropping eggs for breakfast

Introduction I think we all agree that bypassing DEP (and ASLR) is no longer a luxury today. As operating systems (such as Windows 7) continue to …

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 HITB 2011 CTF - Reversing Vectored Exception Handling (VEH)

Today we will have a look at a CTF binary from HITB pre qualifications CTF 2011. This is an interesting binary to reverse because Vectored Exception…
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 Honeynet Workshop 2011

March 21th I was in Paris for the annual Honeynet Workshop. For the first time this year there was a conference day accessible to the general public.…
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Corelan Research is a long-running cybersecurity research project focused on exploit development, vulnerability research and Windows internals.   Since 2009, we have published deep technical tutorials covering topics such as stack-based exploitation, heap exploitation, shellcoding, reverse engineering and debugging. 
These tutorials have helped thousands of security researchers, penetration testers, exploit developers and exploit dev trainers learn how modern memory corruption vulnerabilities work.