By Cory Bennett and Katie Bo Williams - 01/05/16 06:31 PM EST
Hacktivist group , Phantom Squad , has taken the credit for taking down apple ’s PlayStation network on 4 January . There has been no comment from Sony and the network has been fully restored . The group announced in December 2015 that it was planning to take down Xbox Live and the PlayStation network in a massive denial of service ( DDoS ) attack . Both networks have previously been attacked , with hacktivist group Lizard Squad taking them down on 25 December 2014 . In a tweet , # ##watch revealed that it had targeted Sony to highlight that the makers of these devices are not powerful enough to adequately safeguard their networks .