Over a year ago, an anonymous source contacted the Süddeutsche Zeitung and submitted encrypted internal documents from Mossack Fonseca, a Panamanian law firm that sells anonymous offshore companies around the world. These shell firms enable their owners to cover up their business dealings, no matter how shady.
To read more, go to: http://panamapapers.sueddeutsche.de/a...
If the website is down, there is also an archive: https://web.archive.org/web/201604031...