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The Guardian - UK
The Guardian - UK
Business
Jemima Kiss

More on ISPs hijacking our web pages

The Phorm saga rolls on; the ad targeting firm has just taken on Jeffrey Brooks as chief privacy officer, says NMA, fresh from his job as vice president of privacy and government affairs at DoubleClick.

The latest on the Phorm controversy here, but an interesting piece of research has just come out of the University of Washington which found that 1% of all web pages are altered in transit, and often in a harmful way.


Photo by Nadya Peek on Flickr. Some rights reserved.

Researchers at the International Computer Science Institute tested 50,000 computers and found that some internet service providers were injecting ads into the pages accessed by their customers, while some browsers and ad-blocking technologies were actually introducing security flaws into pages.

The report directly named some ISPs including one large one - XO Communications, which denied it injected ads into pages and blamed it on a "downstream" service provider.

Even the mighty Internet Exploder Explorer was named as a culprit; the browser adds HTML top pages when they are saved on the hard drive, but that can make them vulnerable to attacks when they are reloaded.

Full paper online here.

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