I thought the source of some of this data was Snowden's access at his own discretion, with his own keys and others' that he obtained? I say "some" since Schnei

I thought the source of some of this data was Snowden's access at his own discretion, with his own keys and others' that he obtained? I say "some" since Schneier has stated he now considers there to be at least 3 leakers... https://www.schneier.com/blog/archives/2014/08/the_us_intellig.html https://www.schneier.com/blog/archives/2014/08/the_us_intell... The other two leakers got their information from somewhere, and it could have also included access at their own discretion.