Forbes. Retrieved December 25, 2013. In a top rated solution get received by the Guardian newspaper and published Wednesday evening, the FBI on the NSA's behalf demanded that Verizon change about all phone element records originating in the United States for the three months beginning in late April and ending on 19 July. 35-50. The SIGINT community was outlined by a Top Secret treaty signed in 1947. It was called the UKUSA treaty.