Matt Drudge and Michael Arrington found themselves this week in an unpleasant position when visitors to their respective Drudge Report and TechCrunch sites were targeted by malware that appeared to have come from ads.

While Drudge vehemently denied it and blamed accusers with playing politics, Arrington acknowledged on Thursday that there had been malware-laden ads on TechCrunch on Wednesday. It's unclear which ad network served up the malware and what type of malware it was, althoug...

Android and iPhone developers looking for an extra source of revenue will soon have an advertising option, sponsored by Google.

Google's AdSense program--in which it sells and distributes ads to third-party publishers--is coming to mobile devices as a beta program, the company announced Wednesday. A small group of developers have been testing this program but now anyone can apply, said Susan Wojcicki, vice president of product management, in a blog post.

Mobile apps are one of the hottest top...