LinkDeny

LinkDenys powerful access control features will allow you to transparently stop bandwidth pirates and potential hackers in their tracks by limiting their access via a Web requests.
The flexible, rules-based system allows you to dream up just about any method to allow or deny access to content resources, making LinkDeny a powerful security tool for Microsoft IIS Web site administrators and management.
Whether you implement your own rules or use any of the dozens of predefined access templates, LinkDeny addresses all sorts of common site problems from simple security to traffic management.
For example, LinkDeny technology has been successfully used to protect against country level and targeted site attacks, control references from troubling posts or Blog mentions (or any site), limit traffic overloads from social networking and other leeching site posts, minimize affiliate system fraud, and stop pesky users abusing comment and message board systems.
Youll be able to control your site traffic with confidence with LinkDeny. Detailed logging and a built-in testing interface insures that you dont block good traffic.
An XML-formatted rules engine makes for easy integration of LinkDeny into existing site backends and content management systems. Implemented as a solid and fast ISAPI filter, LinkDeny will give you more control with very little performance impact. Get in control of your content and bandwidth access with LinkDeny today!System requirementsIIS 4 / NT
IIS 5 / Windows 2000
IIS 5.1 / Windows XP (not recommended for production servers)
IIS 6.0 / Windows Server 2003
Limitations in the unregistered version30-day trial