http://www.sphinx-soft.com
Zone based network permissions management
Integration with Window Explorer for direct access permission management
Integration with Windows Security Center
Instant notifications of blocked activity
Free versions available
Special editions for portable devices (USB flash/HDD drives, iPod etc)
Special editions for U3 smart devices
Protection from incoming and outgoing threats
External network connection (firewall/router) box support
Automatic network connection box detection/management
External/worldwide access to selected local application
Port Forwarding management
Automatic Port Forwarding-to-applications synchronization
Simplicity of operation
Per-application security settings
Group zone and application network access permission management