References
- http://en.wikipedia.org/wiki/Link_encryption
- http://en.wikipedia.org/wiki/COMSEC
- 한국국방연구원, All-IP 정보통신 환경 대비 국방 암호장비 및 기술 발전방향 연구, KIDA 출판, pp. 30-32, Aug. 2014.
- http://en.wikipedia.org/wiki/NSA_encryption_sys tems
- Wikipedians, Cryptography, Pedia press, pp. 444-448, Nov. 2011.
- Committee on National Security Systems, CNSS Instruction No. 400 - National Information Assurance (IA) Glossary, CNSS, pp. 78-79, Apr. 2010.
- http://en.wikipedia.org/wiki/Type_1_encryption
- Anne Gugel, NSA Cryptographic Interop erability Strategy, Oct. 2010.
- http://en.wikipedia.org/wiki/NSA_cryptography
- https://www.nsa.gov/ia/programs/suiteb_cryptogr aphy/