@ur0b0r0x has claimed to of hacked 20 big company's. which include Sony, Sony pictures, CBS, WarnerBros, fox and a bunch of others. the leak which was announce via twitter first on march 15th with mentions to the big companys in a way of a taunt.
The hacks which have leaked at least 1 account from each site have been uploaded to paste bin.Now the authenticity of these hacks is debated-able until otherwise proven but given the record of the sites hacked its most likely a true leak of data as we have seen pretty much all of these sites hacked in the past 6 months. 1. https://www.fox.com/