Fortinet FortiGate 4000 - Manual (Page 287)

FortiGate-4000 Installation and Configuration Guide Version 2.50
FortiGate-4000 Installation and Configuration Guide
287
Web filtering
When you enable Anti-Virus & Web filter in a firewall policy, you select a content
profile that controls how web filtering behaves for HTTP traffic. Content profiles control
the following types of content filtering:
• blocking unwanted URLs,
• blocking unwanted content,
• removing scripts from web pages,
• exempting URLs from blocking.
You can also use the Cerberian URL filtering to block unwanted URLs. For more
information, see
“Configuring Cerberian URL filtering” on page 294 .
This chapter describes:
• General configuration steps
• Content blocking
• URL blocking
• Configuring Cerberian URL filtering
• Script filtering
• Exempt URL list
General configuration steps
Configuring web filtering involves the following general steps:
1 Select web filtering options in a new or existing content profile. See “Adding content
profiles” on page 224 .
2 Select the Anti-Virus & Web filter option in firewall policies that allow HTTP
connections through the FortiGate unit.
• Select a content profile that provides the web filtering options that you want to
apply to a policy. See “Adding content profiles to policies” on page 226 .