They ensure that Facebook and Google monitor pornographic sites

The tools of Google, Facebook and Oracle can track the activity of users accessing badgraphic sites, which poses risks to privacy with respect to badual interests resulting from browsing and filtering data to some thirds.

Porn sites are among the most visited, according to data collected by the Alexa Index, and only Pornhub – one of the largest portals – received 28,500 million visits in 2017, while YouPorn was using up to To six times more bandwidth than the Hulu streaming video service.

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The magnitude gained by online badgraphy has led researchers at Microsoft and Carnegie Mellon and Pennsylvania universities to become interested in the implications of these portals for users and their privacy.

For example, they badyzed 22,484 Web pages of badgraphic content, 93% of which filtered user data to third-party companies. "While academics pay close attention to the use of the Internet and to privacy in general, there is little research on the specific implications of the privacy of the use of badgraphy. line, "notes the study.

The information collected as part of this activity allows third parties to derive information about users in relation to their badual interests, which may represent "specific risks to personal safety and autonomy in any society that regulates gender." and baduality, "the researchers warned.

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To badyze and identify third-party companies that monitor activity, researchers used the webXray and policyXray program to determine if web pages contain privacy rules that in many cases do not slow down monitoring or filtering. Datas.

The study points out that policyXray "investigates not only the identity of the owner of a tracking, but also on its parent company", which led to identify Alphabet, Facebook (with tools such as the "J & # 39" button. like "from his clients) or Oracle

"Our results indicate that the badysis is endemic in the badgraphy pages," they said. In the sample used, researchers identified 230 companies and follow-up services, but most of the followers centered on badgraphic sites were concentrated in a few companies: Google (74%), Oracle (24%) and Facebook (10%) .

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The study indicates that activity monitoring in badgraphic pages takes place even if they have been viewed with Browsers' Incognito mode, as they warn in the study text, as this only prevents presence of a record in the browsing history. .