Lizard Squad Takes XBL Down Again on Xbox One and Xbox 360 With DDoS Attack

Notorious Hacker Group Lizard Squad has taken down "Xbox Live" with the DDoS attack once again.
This is their second DDoS attack on Xbox Live this week, Lizard Squad did the same thing lastTuesday (December 2014).
Microsoft has not officially confirmed the downtime/outages via Xbox Live status page, but reports from Xbox Live subscribers on Reddit, Facebook and other social media confirmed the downtime.

The affected platforms are "Xbox One and Xbox 360".
Just a few moments ago, Lizard Squad via Twitter made the announcement about their DDoS attack on Xbox Live.