March 12, 2010, 6:52AM

A network frequently used for malware delivery was shut down Wednesday night, probably against the will of its operators. Troyak.org, an Internet service provider well-known for serving Zeus botnets and other malware delivery methods, went dark overnight, resulting in the shutdown of as many as 25 percent of the world's Zeus botnets, according to researchers. Read the full article. [Dark Reading]