There are several Security Standards out there such as the following:
- Internet Engineering Task Force (IETF)# for the Internet
- PGP email security system#
- Kerberos#
- International Telecommunications Union (ITU)
- National Institute of Standards and Technology (NIST)
- Institute of Electrical and Electronic Engineers (IEEE)#
- Department of Defense
- National Computer Security Center
- National Security Agency (NSA)
- Export Control (high performance computers and system with great encryption)