No specific info about version 21.8. Please visit the main page of Net Protector 2016M on Software Informer.
Distribute trial versions of your apps and protect your .NET source codes.
Protect your software from illegal copying and modification.
This tool offers code obfuscation features to help you protect .NET assemblies.
Program Protector is a tool for password-protecting programs on Windows systems.
PV Logiciels dotNet Protector is a powerful .NET code protection system
Protect your system from malware attacks over USB Storage devices.