Policy change in 2010 permits NSA social mapping capabilities . Latest disclosure in The New York Times comes from documents provided by Edward Snowden . But the newly disclosed system `` tells an extraordinary amount about who you are ... who your closest allies and friends and colleagues are , '' Greenberg said . NSA says it does not listen to calls or read e - mail without your permission . Legal details : Newly disclosed . ` ` tells an extraordinary amount about who you are ''
Policy change in 2010 permits NSA social mapping capabilities . Latest disclosure in The New York Times comes from documents provided by Edward Snowden . NSA says it does not listen to calls or read e - mail without your permission . Legal details : Newly disclosed . ` ` tells an extraordinary amount about who you are ''