Navigate to the folder containing your de4dot.exe .

Execute the command by pointing it to your protected assembly. de4dot.exe "C:\path\to\your\protected_file.dll" Use code with caution.

You are the original developer and lost your source code but kept the compiled binary.

You have explicit, written permission from the software owner to perform a security audit or reverse engineer the file.

Obfuscation is a cat-and-mouse game. Use the latest version of Eazfuscator to ensure you have protections against the newest public unpackers.