Swedish source
its's a really big news paper. You must login or register to view this content.
Used google translate to translate the news.
Hacker Network Anonymous has gained powerful enemies. According to a statement went on Thursday attacked the FBI, U.S. Department of Justice and a number of entertainment giants. On Thursday put out the huge nätuppslagsverket Wikipedia down in protest at the SWEEP-directive, which is meant to bring new opportunities to nätcensur.
While organized Anonymous what is called "the biggest attack ever" with over 5000 participants, writes MSNBC.
Anyone for a few hours on Thursday were trying to access the FBI's website were greeted by an error message, but the site was up again in the evening U.S. time.
Other organizations that were subjected to attacks are film industry association Movie Picture Association of America and Universal Music.
"Hacktivist group" Anonymous is a loosely connected group of netizens who have coordinated attacks against, among others, the governments of Tunisia and Egypt during the Arab spring.