Surfilters.com does not come out of the blue. Its presence on browsers is the result of the installation of a suspicious browser extension. This add-on is compatible with Mozilla Firefox and Google Chrome; however, Mozilla Firefox blocks it, so users see changes applied on one of their browsers, i.e. Google Chrome only. More specifically, this search tool changes a homepage and a New Tab URL on this browser, so it does not take long for users to notice the modifications.

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