firewall protection

Freeware .NET Obfuscator Skater Light Edition is free .NET code protection tool.

Total PC Protection : AntiVIRUS + Internet Security

DRM, Security, Copy Protection and Watermarking Solution for CHM Documents

Add licensing, copy-protection and activation capabilities to your software.

DRM, Security, Copy Protection for Microsoft Compiled HTML Help Documents (CHM).

AutoCAD DWG Security, DRM, Copy Protection and Distribution Management Solution.

PDF Security, DRM, Copy Protection, Watermarking and Distribution Management.

BluePoint Security Software gives you multiple layers of protection.

All-in-one Internet security, easy to use. Based on proactive protection.

Program for encryption and data protection.