After pushing malware, ad networks also used for DDoS

Rogue online advertisements that infect computers with malware have become a common occurrence on the Internet. But now, it appears, hackers have also figured out how to launch crippling distributed denial-of-service (DDoS) attacks through ad networks.The DDoS mitigation team at CloudFlare recently observed a large-scale attack which they believe was the result of malicious ads being loaded inside apps and browsers on mobile devices.The attack, which targeted one of the company's customers, peak