2011 — Stratfor: Hacking collective Anonymous defaced the website of…
Technical writeup
Hacking collective Anonymous defaced the website of Stratfor and posted a file online of the organization’s confidential client list, along with credit card details, passwords and home addresses for those clients. They released 47,680 unique e-mail addresses and 50,277 unique credit card numbers — 9,651 of which were not yet expired. Of the stolen encrypted passwords, 50% were easily crackable.
Root cause
Hacked