History
- Priority
- must
- Nov 2018
- Removed
- Removed due to a merge of relevant content into security control 0157.
- 2017
- Agencies communicating TOP SECRET or codeword information outside a Zone Five securityarea boundary must encrypt information using High Assurance Cryptographic Equipment.
- 2015
- Agencies communicating TOP SECRET or codeword information outside a Zone Five securityarea boundary must encrypt information using High Assurance Cryptographic Equipment.