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Table of Contents

Administration Guide

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Advanced filters 2

This topic gives examples of the following advanced filter features:

Note

These advanced filters are only available in proxy-based inspection mode.

Safe search

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

The supported search sites are:

  • Google
  • Yahoo
  • Bing
  • Yandex
To enable safe search in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Search Engines section, enable Enforce 'Safe Search' on Google, Yahoo!, Bing, Yandex.

  3. Click OK.
To enable safe search in the CLI:
config webfilter profile
    edit "webfilter"
        config web
            set safe-search url header
        end
    next
end

Log all search keywords

Use this setting to log all search phrases.

To enable logging search keywords in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Search Engines section, enable Log all search keywords.
  3. Click OK.
To enable logging search keywords 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 setting to block access to certain Google accounts and services, while allowing access to accounts with domains in the exception list.

To enable Google account restriction:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Proxy Options section, enable Restrict Google account usage to specific domains.
  3. Click the + and enter the domains that Google can access, such as www.fortinet.com.

  4. Click OK.

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

Use this setting to select the action to take with HTTP POST traffic. HTTP POST is the command used by the browser when you send information, such as a completed form or a file you are uploading to a web server. The action options are allow or block. The default is allow.

To configure HTTP POST in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Proxy Options section, for HTTP POST Action, select Allow or Block.
  3. Click OK.
To configure HTTP POST in the CLI:
config webfilter profile
    edit "webfilter"
        set post-action {normal | block}
        config ftgd-wf
            unset options
        end
    next
end

Remove Java applets, ActiveX, and cookies

Web filter profiles have settings to filter Java applets, ActiveX, and cookies from web traffic. Note that if these filters are enabled, websites using Java applets, ActiveX, and cookies might not function properly.

To enable these filters in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile. and go to the Proxy Options section.
  2. In the Proxy Options section, enabled the filters you want to use: Remove Java Applets, Remove ActiveX, or Remove Cookies.

To enable these filters in the CLI:
config webfilter profile
   edit "webfilter"
      set options {activexfilter cookiefilter javafilter} 
      config ftgd-wf
         unset options
      end
   next
end

Advanced filters 2

This topic gives examples of the following advanced filter features:

Note

These advanced filters are only available in proxy-based inspection mode.

Safe search

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

The supported search sites are:

  • Google
  • Yahoo
  • Bing
  • Yandex
To enable safe search in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Search Engines section, enable Enforce 'Safe Search' on Google, Yahoo!, Bing, Yandex.

  3. Click OK.
To enable safe search in the CLI:
config webfilter profile
    edit "webfilter"
        config web
            set safe-search url header
        end
    next
end

Log all search keywords

Use this setting to log all search phrases.

To enable logging search keywords in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Search Engines section, enable Log all search keywords.
  3. Click OK.
To enable logging search keywords 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 setting to block access to certain Google accounts and services, while allowing access to accounts with domains in the exception list.

To enable Google account restriction:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Proxy Options section, enable Restrict Google account usage to specific domains.
  3. Click the + and enter the domains that Google can access, such as www.fortinet.com.

  4. Click OK.

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

Use this setting to select the action to take with HTTP POST traffic. HTTP POST is the command used by the browser when you send information, such as a completed form or a file you are uploading to a web server. The action options are allow or block. The default is allow.

To configure HTTP POST in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile.
  2. In the Proxy Options section, for HTTP POST Action, select Allow or Block.
  3. Click OK.
To configure HTTP POST in the CLI:
config webfilter profile
    edit "webfilter"
        set post-action {normal | block}
        config ftgd-wf
            unset options
        end
    next
end

Remove Java applets, ActiveX, and cookies

Web filter profiles have settings to filter Java applets, ActiveX, and cookies from web traffic. Note that if these filters are enabled, websites using Java applets, ActiveX, and cookies might not function properly.

To enable these filters in the GUI:
  1. Go to Security Profiles > Web Filter and click Create New, or edit an existing profile. and go to the Proxy Options section.
  2. In the Proxy Options section, enabled the filters you want to use: Remove Java Applets, Remove ActiveX, or Remove Cookies.

To enable these filters in the CLI:
config webfilter profile
   edit "webfilter"
      set options {activexfilter cookiefilter javafilter} 
      config ftgd-wf
         unset options
      end
   next
end