Too Long; Didn't Read
Xandr/AppNexus is serving up infected ads across major websites, says Andrej Černý. Some predict that AT&T’s up-and-coming ad platform Xandr will surpass Google and Facebook to become the next Big Kahuna of digital advertising. In 2014, 65% of its demand-side inventory was exposed as fraudulent in a cyberattack that flooded its supply-side partners with fake ads carrying ransomware and other nasty deliverables. But four years later, after an acquisition by one of the world's largest telecom companies, it has surely learned lesson.