fidonav.com’s Fidonav is considered as a browser hijacker. Fidonav software installs on computers in parallel with other software that is provided free of charge as a recommended browser extension. The Fidonav browser extension is known to make changes to users’ Internet settings and redirect them to fidonav.com. In addition, the extension can change the default search provider and redirect all search operations to fidonav.com, and then to a customized version of Yahoo. PC users who have installed the Fidonav extension reported that they changed the new page on Google Chrome to a subpage of fidonav.com. The Fidonav browser extension does not contain valid entries on the Chrome Web Store, the Mozilla Firefox Add-on Platform, and the IE Gallery.