Almost all browsers secretly disclose individual user preferences
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Friday, 21 May 2010 18:16

The vast majority of Internet users vulnerable to attacks, allowing browsers to get them to detailed information about the benefits of the web, including readings and data on postal codes entered in online forms.

According to statistics collected by results sayte 271,000 visits, whose name translates as "What the Internet knows about you, in 76% of users visiting browsers history suitable for the study of third parties. Among users of Apple Safari and Google Chrome, the figure even higher, but that is strange, it is more and among those who have disabled JavaScript.

Despite the fact that vulnerability, which allows the site to view your browsers history, was disclosed a decade ago, this Thursday a team of researchers published a few new ways to use, which can significantly increase the efficiency of attack. Among other things presented algorithm is capable of scanning up to 30 000 links per second. With it, administrators can now resources in seconds to collect vast amounts of hidden data about visitors.

Moreover, experts have shown how a webmaster can exploit this flaw to obtain information about postal codes imposed on applications for weather forecasting, identify or put into Bing Google searches and find what articles users read on Wikileaks or dozens of other popular news resources.

To carry out an attack, a hunter must match the information HTTP-response code combo offering certain Internet addresses, according to analysts, significantly reduces the efficiency of real attacks. However, researchers have managed to overcome this obstacle, having a list of 6417 most popular web addresses and making the initial scan on it. In the re-scan detected some hits earlier sites.

(Source RU: xakep.ru)

 
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