PlayStation Network is offline for scheduled maintenance from 16:00 GMT on Monday 4 March 2013 to 03:00 GMT on Tuesday 5 March 2013.
In an official PlayStation Blog post, the team states that the services to be down include:
- PlayStation Store on PS3 and PSP
- PlayStation Network Account Management
- PlayStation Network Account Registration
Sony says that all those who are playing PlayStation 3 video games during the maintenance period will be able to continue collecting Trophies and that their profile on the PSN will be updated at a later date.