Sony’s confirmed that PSN is currently experiencing downtime and it might take another day or two before it resumes full service.
It’s still unclear whether the service is under going maintainance or is under attack from an outside force.
Here’s Sony’s official statement:
While we are investigating the cause of the Network outage, we wanted to alert you that it may be a full day or two before we’re able to get the service completely back up and running. Thank you very much for your patience while we work to resolve this matter. Please stay tuned to this space for more details, and we’ll update you again as soon as we can.
We’ll keep you updated.