During the last couple of years, it has become quite prevalent for hackers to monetize compromised sites by injecting unwanted ads. They can be pop-up ads triggered when a visitor spends a certain amount of time on an infected page, or automatic redirection of mobile traffic to URLs that belong to ad networks.

It’s not uncommon to see adult ads since networks that work with the porn industry usually allow a higher level of anonymity and have less strict guidelines (if any) on the quality of traffic their partners try to send their way.

Continue reading Injection of Unwanted Google AdSense Ads at Sucuri Blog.

Via Sucuri.net