A good documentary about NSA and crypto
on February 01, 2018
A Good American is a 2015 Austrian documentary film that chronicles the work of whistleblower William Binney, a former official of the National Security Agencywho resigned shortly after the September 11 attacks
The film contends that Binney's work was thwarted by high officials of the agency, and that he might have been able to prevent the attacks. The film was produced, directed and written by Friedrich Moser
https://www.primevideo.com/detail/0QG0RDGWMJ91CNXBHL0YUBD97T/ref=atv_hm_hom_c_8pZiqd_2_1