Hackers claim they have broken into a server used by the Federal Emergency Management Agency (FEMA) The database includes names, addresses and other information of FEMA contractors, private defense contractors, federal agents and local authorities. Hack was performed in response to Homeland Security training exercises that centered on a fictional version of the hacker collective. The dump contains a table of user IDs and MD5 hashes of corresponding passwords and leaked mailing addresses connected to some of the people are not publicly affiliated with their employers and Anonymous referred to them as home addresses.
Source: https://thehackernews.com/2013/07/Anonymous-hacker-FEMA-database.html