Sony are holding a scheduled maintenance on the PSN servers, this Monday the 13th of October, here is a quote from the source:
PlayStation Network is offline for scheduled maintenance from 18:00 on Monday 13 October 2014 until 01:00 Tuesday 14 October 2014 BST.
During the maintenance, you will be unable to access the following services:
- PlayStation Store on all devices.
- PlayStation Network Account Management.
- PlayStation Network Account Registration.
- Entertainment services.
- Online gameplay – however, you may still play online if you are already signed into your SEN account via the relevant device before the maintenance begins.
In addition, you will not be able to sign in to PlayStation Network from eu.playstation.com.
Visit PlayStationHaX Forum To Discuss This Story Here :: PSN Maintenance Monday 13th October 2014