Megaupload, if you forgot, was a file sharing website. Why I say was? Because it was seized by the US Federal Government. Anonymous, the huge and popular hacking collective, retaliated against this news by hacking and taking down the Department of Justices, MPAA, RIAA, Universal Music, and countless others. Recently though, has details on how this attack was preformed leaded and discovered. So, how did Anonymous do it? It's easy--let the public do it along with them.
In previous attacks preformed by Anonymous, people were instructed to download a piece of software to their computers and run it to preform the attacks. Now though, they got smarter, and made it so that all you had to do is click a link.
And, if you try going to MegaUpload's site now, all you will see is this:
So, lets be honest. Did anyone click one of their links on their Twitter feed?