A boundary is a
|“||[s]oftware, hardware, or physical barrier that limits access to a system or part of a system.||”|
The boundary of an Automated Information System (AIS) or network includes all users that are directly or indirectly connected and who can receive data from the system without a reliable human review by an appropriately cleared authority.
- ↑ National Information Systems Security (INFOSEC) Glossary (NSTISSI No. 4009 Sept. 2000).
- ↑ Glossary of Security Terms, Definitions, and Acronyms, at 22.