224 01-28006-0003-20041105 Fortinet Inc.
Protection profile options Firewall
Configuring web category filtering options
Figure 108:Protection profile web category filtering options (FortiGuard)
The following options are available for web category filtering through the protection
profile. See “Category block” on page 329 for more category blocking configuration
options.
Web URL Block Enable or disable web page filtering for HTTP traffic based on the
URL block list.
Web Exempt List Enable or disable web page filtering for HTTP traffic based on the
URL exempt list. Exempt URLs are not scanned for viruses.
Web Script Filter Enable or disable blocking scripts from web pages for HTTP traffic.
Web resume download
block
Enable to block downloading parts of a file that have already been
partially downloaded. Enabling this option will prevent the
unintentional download of virus files hidden in fragmented files.
Note that some types of files, such as PDF, fragment files to
increase download speed and enabling this option can cause
download interruptions.
Enable category block (HTTP
only)
Enable FortiGuard category blocking.
Block unrated websites
(HTTP only)
Block any web pages that have not been rated by the web
filtering service.
Provide details for blocked
HTTP 4xx and 5xx errors
(HTTP only)
Display a replacement message for 4xx and 5xx HTTP errors.
If the error is allowed through then malicious or objectionable
sites could use these common error pages to circumvent web
category blocking.
Allow websites when a rating
error occurs (HTTP only)
Allow web pages that return a rating error from the web
filtering service.
Category The FortiGuard web filtering service provides many categories
by which to filter web traffic. You can set the action to take on
web pages for each category. Choose from allow, block, or
monitor.
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