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<p class="MsoNormal"><span style="color:#1F497D">Hello Martin,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">It is possible to block requests going into Google image search with a couple of regexes directly in Squid – see for example the
<a href="http://docs.diladele.com/faq/filtering/google_images.html">http://docs.diladele.com/faq/filtering/google_images.html</a>. Please take into account the article talks about ICAP but it is also doable directly in Squid conf. But …<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Google seem to quite often change the URL scheme for image searches so you must keep a close eye on it.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Given that image search is very popular in schools where puples prefer to search for images for their theses etc, it is still desirable to have the image search. So in this case:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="color:#1F497D"><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="color:#1F497D">Enforce safe search on google (not too restrictive but anyway)<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="color:#1F497D"><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span style="color:#1F497D">And also enable the full text search for responses coming from image search. The responses from google are usually quite descriptive – it contains not only images but also some surrounding text and
it is possible to block in in ICAP.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Please note the thumbnail images themselves are inlined so image skin tone detection as in
<a href="http://docs.diladele.com/administrator_guide_4_3/web_filter/policies/blocking_adult_content/image.html">
http://docs.diladele.com/administrator_guide_4_3/web_filter/policies/blocking_adult_content/image.html</a> do not work.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">P.S. MS says their bing hosts all adult images on different third level domains so it is much easier to block adult images in searches. But you know them :)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Rafael Akchurin<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Diladele B.V. <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b>From:</b> squid-users [mailto:squid-users-bounces@lists.squid-cache.org]
<b>On Behalf Of </b>Funke, Martin<br>
<b>Sent:</b> Thursday, November 26, 2015 1:19 PM<br>
<b>To:</b> 'squid mailinglist (squid-users@lists.squid-cache.org)' <squid-users@lists.squid-cache.org><br>
<b>Subject:</b> [squid-users] Block google pictures<br>
<b>Importance:</b> High<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hello list,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">is there a way to block the access to the google picture search?<o:p></o:p></p>
<p class="MsoNormal"><a href="https://www.google.de/imghp?hl=de&tab=wi&ei=4_dWVr_pIIi8sQGNnrfoDg&ved=0EKouCBMoAQ">https://www.google.de/imghp?hl=de&tab=wi&ei=4_dWVr_pIIi8sQGNnrfoDg&ved=0EKouCBMoAQ</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">best regards <o:p></o:p></p>
<p class="MsoNormal">Martin<o:p></o:p></p>
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