https://www.networkworld.com/news/2012/010612-symantec-confirms-source-code-leak-254597.html?hpg1=bn
Symantec confirms source code leak in two enterprise security products
A member of the group using the handle "Yama Tough," initially posted several documents on Pastebin and Google + that purported to be proof that the group had accessed Symantec's source code.