2011 — Sony: Hackers called LulzSec obtained over one million…
Data compromised
Personal information
Technical writeup
Hackers called LulzSec obtained over one million Sony customer passwords. The hackers located data that included passwords, email addresses, phone numbers, home addresses, and dates of birth. The information was not encrypted and was posted on LulzSec's website. People wishing to enter online sweepstakes entered their real or fake information. Anyone who used their Sony Pictures sweepstakes password for another account should immediately change their passwords so that they do not match each
Root cause
Hacking