https://www.nsa.gov/portals/75/documents/news-features/declassified-documents/cryptologic-histories/EC-121.pdf
https://www.nsa.gov/Portals/70/documents/news-features/declassified-documents/nsa-60th-timeline/1960s/19610217_1960_Doc_3978427_Memorandum.pdf
https://www.dni.gov/files/documents/icotr/15th-702Joint-Assessment-Nov2016-FINAL-REDACTED1517.pdf
https://www.dni.gov/files/icotr/18th_Joint_Assessment.pdf
https://www.aclu.org/sites/default/files/assets/quantum_computing.pdf
https://www.fisc.uscourts.gov/sites/default/files/BR%2013-109%20Order-1.pdf
https://www.intelligence.gov/assets/documents/702%20Documents/declassified/2018_Cert_NSA_Targeting_27Mar18.pdf
https://www.intel.gov/assets/documents/702%20Documents/declassified/20th%20Joint%20Assessment%204.2.2021.pdf