UISD is an IIS plug-in that will protect your web site from bad people.
BSEditor: UISD is an IIS plug-in that will protect your web site from bad people stealing your traffic by directly linking to the resouce on your server. If you have an image collection, video, software or document archives, Flash games or any other downloadable resouce UISD is a right product for you.
After installing UISD in your site will continue working as before, ALL Search engines and backward links will still be valid, all users favorites will remain working. But if someone tries to embed your stuff directly on their site, they will only see an error message or your sites logo. You can save tons of traffic and thus the money. You can even turn these hotlinks into real visitors by redirecting hotlink request to your sites homepage.
UISD IIS Anti-leech Sniffer Dog is coded in C++. It has extremely high effectiveness, especially in multi-thread IIS5 and IIS6. It slightly occupies your CPU. Differs from some uses C# ASP script, our product performs much better for we design its high load capability at the very beginning. Its really reliable!
Features summary

* Play four roles in one --- anti-leech, bandwidth throttling, Anti-download and anti-leech of stream media
* Custom anti-leech and bandwidth throttling system for different websites, preventing file links leeching. If the request is trying to leech your sites links, it will be re-directed to a wrong page.
* Support stream media anti-leeching, including Flash, Movie and music online play. Your files will be protected by our creative 64 encryption.
* Encrypt your file links and downloads automatically without any code. Also support homepage and links in forums be added to the encryption list automatically.
System Requirements

* IIS 4 / NT
* IIS 5 / Windows 2000
* IIS 5.1 / Windows XP (not recommended for production servers)
* IIS 6.0 / Windows Server 2003 you can free download IIS Sniffer Dog(IIS Anti-leech) 5.03 now.