1)   dotNet Protector 5.5
dotNet Protector is a powerful .NET code protection system that prevents your assemblies from being decompiled..

 2)   ElecKey 2.0 R5
ElecKey is the complete solution for software copy protection, software licensing, and secure electronic software distribution system. ElecKey provides software security that helps to protect your software applications against piracy.

 3)   dotNet Protector 64 bit x64 5.5
dotNet Protector is a powerful .NET code protection system that prevents your assemblies from being decompiled..