![]() That is, attackers find a way to sneak in malvertizing and use it for a month, then ad network operators improve their control and prevent abuse for a few months (4-5) and then it all starts again. We see a wave like behavior in this field with 6 month frequency. While the major players do their best to prevent malvertizing it does happen from time to time. ![]() “Ad networks are complex multilayer business affiliation webs. ![]() Hugely popular websites including itself, as well as the portal’s sports, finance, celebrity and games websites have been hit by one of the biggest malvertising campaigns seen in recent years.įollowing this news, security experts at Imperva, STEALTHbits, Spikes Security, ESET have explained what happened and how, as well as malvertising trends and what users can do to protect themselves. Cybercriminals are utilising Yahoo’s own ad network to deliver malware to hundreds of millions of visitors to some of the internet giant’s most popular websites.
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