Advanced Filters 2

Advanced Filters 2

Safe search

This feature applies to popular search sites and prevents explicit websites and images from appearing in search results.

Supported search sites are: l Google l Yahoo l Bing l Yandex

To enable this feature in the GUI:

  1. Go to Security Profiles > Web Filter and go to the Search Engines
  2. Enable Enforce ‘Safe Search’ on Google, Yahoo!, Bing, Yandex.

To enable this feature in the CLI:

config webfilter profile edit “webfilter” config web set safe-search url

end

next

end

YouTube education filters

Use these features to limit users’ access to YouTube channels, such as in an education environment where you want students and users to be able to access YouTube education videos but not other YouTube videos.

Restrict YouTube access

Formerly, YouTube for Schools was a way to access educational videos inside a school network. This YouTube feature lets schools access educational videos on YouTube EDU and to specify the videos accessible within the school network.

When Google stopped supporting YouTube for Schools on July 1, 2016, YouTube safe search also stopped working.

Google provides information on restricting YouTube content such as Restrict YouTube content available to G Suite users. At this time, the options Google offers to restrict inappropriate content includes: DNS, HTTP headers, and Chromebooks..

To enable this feature in the GUI:

  1. Go to Security Profiles > Web Filter and go to the Search Engines
  2. Enable Restrict YouTube Access and select Strict or Moderate.

To enable this feature in the CLI:

config webfilter profile edit “webfilter” config web set youtube-restrict strict end

next

end

YouTube channel filtering

This web filtering feature is also called Restrict YouTube access to specific channels. Use this feature to block or only allow matching YouTube channels.

The following identifiers are used: given <channel-id>, affect on: www.youtube.com/channel/<channel-id> www.youtube.com/user/<user-id> matches channel-id from <meta itemprop=”channelId” content=”UCGzuiiLdQZu9wxDNJHO_JnA”>

www.youtube.com/watch?v=<string> matches channel-id from <meta itemprop=”channelId” content=”UCGzuiiLdQZu9wxDNJHO_JnA”>

To enable this feature in the GUI:

  1. Go to Security Profiles > Web Filter and go to the Proxy Options
  2. Enable Restrict YouTube access to specific channels.
  3. Select Create New and specify the Channel ID, for example, UCGzuiiLdQZu9wxDNJHO_JnA.
  4. Select OK and the option shows the Channel ID and its Link.

To enable this feature in the CLI:

config webfilter profile  edit “webfilter”

set youtube-channel-status whitelist <– whitlist: only allow the traffic belongs to this channel id and relative identifiers

blacklist: only block the traffic belongs to

this channel id and relative identifiers and allow the other traffic pass  config youtube-channel-filter

edit 1

set channel-id “UCGzuiiLdQZu9wxDNJHO_JnA”  next

end

next end

Log all search keywords

Use this feature to log all search phrases.

To enable this feature in the GUI:

  1. Go to Security Profiles > Web Filter and go to the Search Engines
  2. Enable Log all search keywords.

To enable this feature in the CLI:

config webfilter profile edit “webfilter” config web set log-search enable

end

next

end

Restrict Google account usage to specific domains

Use this feature to block access to some Google accounts and services while allowing access to accounts in the domains in the exception list.

To enable this feature in the GUI:

  1. Go to Security Profiles > Web Filter and go to the Proxy Options
  2. Enable Restrict Google account usage to specific domains.
  3. Select the + button and enter the domains that Google can access, for example, www.fortinet.com.

When you try to use Google services like Gmail, only traffic from the domain of www.fortinet.com can go through. Traffic from other domains is blocked.

HTTP POST Action

Select the action to take with HTTP POST traffic. HTTP POST is the command used by your browser when you send information, such as a form you have filled-out or a file you are uploading to a web server.

The action options are Allow or Block. The default is Allow.

To enable this feature in the GUI:

  1. Go to Security Profiles > Web Filter and go to the Proxy Options
  2. For HTTP POST Action, select Allow or Block.

To enable this feature in the CLI:

config webfilter profile edit “webfilter” set post-action [normal/block] config ftgd-wf unset options

end

next end

Remove Java applets, remove ActiveX, and remove cookies

The Remove Java Applets feature filters java applets from web traffic. Websites using java applets might not function properly if you enable this filter.

The Remove ActiveX feature filters ActiveX scripts from web traffic. Websites using ActiveX might not function properly with if you enable this filter.

The Remove Cookies feature filters cookies from web traffic. Websites using cookies might not function properly if you enable this filter.

To enable this feature in the GUI:

  1. Go to Security Profiles > Web Filter and go to the Proxy Options
  2. Select the filters you want to use: Remove Java Applets, Remove ActiveX, and/or Remove Cookies.

To enable this feature in the CLI:

config webfilter profile  edit “webfilter”

set options activexfilter cookiefilter javafilter <– enable one or more of activexfilter cookiefilter javafilter.

config ftgd-wf

unset options

end

next end

This entry was posted in Administration Guides, FortiGate, FortiOS 6.2 on by .

About Mike

Michael Pruett, CISSP has a wide range of cyber-security and network engineering expertise. The plethora of vendors that resell hardware but have zero engineering knowledge resulting in the wrong hardware or configuration being deployed is a major pet peeve of Michael's. This site was started in an effort to spread information while providing the option of quality consulting services at a much lower price than Fortinet Professional Services. Owns PacketLlama.Com (Fortinet Hardware Sales) and Office Of The CISO, LLC (Cybersecurity consulting firm).

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