cyberianpan writes "For some time now, searches have displayed 'this site may harm your computer' when Google has tagged a site as containing malware. Now the search engine giant is is further publicizing the level of infection in a paper titled: The Ghost In The Browser. For good reason, too: the company found that nearly 1 in ten sites (or about 450,000) are loaded with malicious software. Google is now promising to identify all web pages on the internet that could be malicious - with its powerful crawling abilities & data centers, the company is in an excellent position to do this. 'As well as characterizing the scale of the problem on the net, the Google study analyzed the main methods by which criminals inject malicious code on to innocent web pages. It found that the code was often contained in those parts of the website not designed or controlled by the website owner, such as banner adverts and widgets. Widgets are small programs that may, for example, display a calendar on a webpage or a web traffic counter. These are often downloaded form third party sites. The rise of web 2.0 and user-generated content gave criminals other channels, or vectors, of attack, it found.'"