PV Logiciels dotNet Protector is a powerful .NET code protection system that prevents your assemblies from being decompiled.

dotNet Protector 5 protects applications and components with a new body obfuscation technology. Assemblies are no more merged in a win32 exceutable, but keep their .net nature. dotNet Protector 5 protects your code with a names obfuscator combined with a body obfuscator.
dotNet Protector 5 native runtime is available on X32, X64 and IA64 platforms
dotNet Protector 5 Engine is available for x32 and x64 architectures.

Protection can be done interactively with an intuitive graphical interface, or automated, using the command-line functionalities of dotNet Protector.

dotNet Protector includes a powerful hardware sensitive anti-piracy system and extensions to help you develop your own software activation system. dotNet Protector is self-protected and uses its internal software activation system.

Not convinced? Try dotNet Protector at no risk!
Download is anonymous and e-mail support is free for everyone (registered users get higher priority). In demo mode you'll be able to explore all features. The demo never expires, only protected assemblies expire after 5 days. This allows you to calmly prepare your assemblies for dotNet Protector. You're welcome to ask for help if you have any issue: dotnetprotector [at] pvlog.com.