About 10 million LiveJournal and TypePad blogs were offline or barely reachable for several hours Tuesday as the result of a massive denial-of-service attack. The attack started around 4 p.m. PDT, targeting the popular blogging services and the corporate Web site of their provider Six Apart, company vice president Anil Dash said in an interview Wednesday. Service was back to normal at midnight, according to Six Apart’s Web site. Full Story