Microsoft® Forefront® Threat Management Gateway (TMG) Administrator’s Companion

Chapter 18. URL Filtering

• How URL Filtering Works 465

• Configuring URL Filtering 470

• Update Center 478

• Summary 485

One of the biggest challenges for a firewall administrator is to keep internal users away from sites that are not allowed by company policy. Company policy usually determines which sites internal users can’t access by categorizing the subject—not the site itself. To accomplish this you will need a feature that dynamically obtains updates about sites that are considered part of a category that should be blocked. URL Filtering brings this capability to Forefront TMG. By using the Microsoft Reputation Service (MRS) you have the dynamism and accuracy that you need to meet your company’s requirements.

How URL Filtering Works

URL filtering enhances ...