It used to be you had to go to shady Russian porn or warez sites to get tricked into downloding viruses and malware. Since then the same groups behind these ta

It used to be you had to go to shady Russian porn or warez sites to get tricked into downloding viruses and malware. Since then the same groups behind these tactics have realized you can just buy ad placement with a legit exchange and get your malware-dropping JavaScript pop up code embedded on the home page of the New York Times or CNET. There were a few high-profile instances of this happening in 2009 or so. Letting random sites run arbitrary code supplied by anonymous vendors is bad for your digital hygiene.