How the PlayStation Network was Hacked

After a week of being down, Sony has told us that PSN was hacked and that user data was exposed. How'd it happen?

Sony PlayStation Hack: What We Know So Far About the LAPSUS

Anonymous says it hacked 10M PSN accounts; Sony disagrees

Sony Playstation Network Hacked Again

Sony can't guarantee PlayStation Network won't get hacked again

How to Recover Your Hacked PS4 Account with CHANGED EMAIL or 2

PS5 owners warned by Sony over 4 dangerous mistakes that leave

Is my account compromised? What Sony customers should know

How the PlayStation Network was Hacked

2011 PSN Hack Documentary: How Sony Failed Their Customers

Here's What Happens If Your PSN Account Gets Hacked

PSN Hacked New Orleans Saints

Sony's hacking woes mount after PSN breach (roundup) - CNET

Sony Hacked Again: OurMine Hacks PlayStation' Twitter and Facebook