Millions of children and adults who received the latest video games were prevented from playing them on Chirstmas thanks to a DOS attack on Xbox and PlayStation networks. USA Today: Online game networks Xbox Live and PlayStation Network were knocked offline much of Christmas Day in an apparent DDos (distributed denial of service) attack. Taking credit for the takedown: a group called Lizard Squad, which previously claimed credit for August attacks on the PlayStation Network and online games World of Warcraft and League of Legends. Both networks were still having problems Friday morning. The network status Web page for Xbox Live showed service as being back up but "limited," while PSN was still officially offline. It caps off a rough holiday season for Sony, which saw its Sony Pictures subsidiary hit by a cyber-attack last month over the upcoming release of The Interview. A hacker group called the Guardians of Peace threatened a 9/11 type attack on theaters...(Read Full Post)