The network powers all of the console's online features, including video and the store, as well as online games
Hacker groups promised to attack both the PlayStation Network and Xbox Live on Christmas Day
The PS4 is the fastest-growing console in the history of the consoles, Sony says
Could legendary games like SSX Tricky and Timesplitters 2 be coming to the PS4?
But there's still no solid release date for Sony's VR device
PC and Xbox One beta will be open until August 31
The Vita has been dogged by slow sales and a crumbling market. The rebooted version might tie in with the PS4, but can it convince consumers?
Microsoft's console has sold at a slower rate than Sony's PS4, but is available in less than half the number of countries
Gamers received the handheld console instead of a game, but retailer Zavvi has threatened them with 'legal remedies'
The new Content Creator tool will allow gamers to create their own take on the GTA 5 world, and will be available as a free download
Killzone: Shadow Fall
Sony's console sold more than a million consoles during its US launch, and has now beaten records in the UK
The wait is over.
Sony's rival to the Xbox One has now launched worldwide; the two titans of home gaming will now go head-to-head over Christmas
Sony's rival to Microsoft's Xbox One has concentrated fully on the gaming experience - although the launch library is hardly the most impressive to date