What are the Panama Papers? A guide to the biggest data leak in history (theguardian.com)
"The Panama Papers are an unprecedented leak of 11.5m files from the database of the world's fourth biggest offshore law firm, Mossack Fonseca."
About the Panama Papers (sueddeutsche.de)
"Over a year ago, an anonymous source contacted the Süddeutsche Zeitung (SZ) and submitted encrypted internal documents from Mossack Fonseca, a Panamanian law firm that sells anonymous offshore companies around the world."
Panama Papers The Power Players (projects.icij.org)
Panama Papers: Mossack Fonseca leak reveals elite's tax havens (bbc.com)
"A huge leak of confidential documents has revealed how the rich and powerful use tax havens to hide their wealth."