Government agencies suffered the brunt of Anonymous protests, targeted phishing attacks leading to privilege escalation, and highly effective SQL injection attacks granting wide-scale access to information. The U.S. Bureau of Justice Statistics (BJS) leaked 1.7 GB of sensitive data belonging to the bureau on The Pirate Bay this spring. Even smaller municipalities are going to find themselves targets of SQLi attacks if they leave the Web app barn door open, according to the Free Risk Indexing Tool Offers Start For Assessments.”]
Source: https://www.darkreading.com/database-security/10-top-government-data-breaches-of-2012