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Learn Reverse Engineering and debugging for .NET programs written in C# and VB.NET using dnSpy
Updated on Sep, 2026
IT and Software , Network and Security, Reverse Engineering
Duration - 1.5 hours
Training 5 or more people ?
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If you are interested in reverse engineering and want to learn how to decompile and debug .NET programs, then this course is for you. In this course, I will introduce you to the exciting world of reversing and, in particular, reverse engineering .NET programs.
You will learn how to use dnSpy, de4dot, and UnconfuserEx tools to reverse engineer .NET programs written in C# and VB.NET. You'll dive deep into debugging, memory dumping, reversing jumps, and modifying instructions.
What are .NET programs
.NET software protection
Unpacking and dumping .NET assemblies
How to protect .NET programs from being reversed
We will practice reversing on special programs called crackme's that I have written for you, ensuring hands-on experience.
In this comprehensive course on reverse engineering .NET programs, you'll learn to decompile and debug using powerful tools like dnSpy, de4dot, and UnconfuserEx. The course covers key techniques such as patching, serial phishing, creating keygens, and unpacking .NET assemblies, while also teaching you how to protect your own software from reverse engineering. Hands-on practice with specially designed crackme programs ensures practical experience.
Decompiling .NET programs
Debugging .NET programs using dnSpy
Obfuscation and De-obfuscation techniques
C# would be an advantage but not compulsory.
Check out the detailed breakdown of what’s inside the course
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