Anti-disassembly, anti-debugging and anti-VM
Malware takes advantage of a disassembler’s basic assumptions. It exploits predictable choices made by debuggers and hides when it suspects it is running...
Jamal Chahir
Jamal Chahir (aka. xsp!d3r), An Information Security Researcher from Morocco, Coder and Reverse Engineer. Interested in Software and Web Security, has a big passion for Cryptography. And has developed many tools in different programming languages. Blog: http://xspid3r.blogspot.com.
Reverse engineering packed malware
In this article, you’ll get a better understanding of what a packed executable is and how to analyze and unpack malware. Finally, you’ll get to know the...
Software Security – Anti-Patching
In this series of articles, we will discuss some of the techniques that will help better protect our software against reverse engineering. This first article...
Breaking Software Protection – DSA/DSS
1. Introduction
In this third part of the series, we will see something similar to the second article but a little bit more advanced. This article will cover...
Breaking Software Protection: ElGamal Signature Scheme
Introduction
In today's article, we will see a more advanced cryptosystem than the previous one: the ElGamal Signature scheme (not to be confused with ElGamal...
Breaking Software Protection – RSA
Introduction
Hopefully you are familiar with Assembly language and have some little knowledge on how to use reverse engineering tools such as Debuggers, Disassemblers,...