Senses

cross-domain solution · SynAc

TERM

cross-domain solution

Synonym for "guard".

Updated

Jan 06, 2026

Senses

1 (D)

Synonym for "guard". Deprecated Term: IDOCs SHOULD NOT use this term as a synonym for "guard"; this term unnecessarily (and verbosely) duplicates the meaning of the long established "guard".

Synonym for "guard".

Deprecated Term: IDOCs SHOULD NOT use this term as a synonym for "guard"; this term unnecessarily (and verbosely) duplicates the meaning of the long-established "guard".

IETF RFC 4949 (Internet Security Glossary)

Bibliography

IETF RFC 4949 (Internet Security Glossary)
Accessed Jan 06, 2026Quoted
RFC 4949 — Internet Security Glossary (Version 2)
https://www.rfc-editor.org/rfc/rfc4949.txt
RFC 4949 is published by the IETF Trust and marked as "Distribution of this memo is unlimited". Verify IETF Trust copyright/licensing terms for reuse.
Source: IETF RFC 4949 (rfc-editor.org).

2 (O) /U.S. Government/

A process or subsystem that provides a capability (which could be either manual or automated) to access two or more differing security domains in a system, or to transfer information between such domains. (See: domain, guard.)

IETF RFC 4949 (Internet Security Glossary)

Bibliography

IETF RFC 4949 (Internet Security Glossary)
Accessed Jan 06, 2026Quoted
RFC 4949 — Internet Security Glossary (Version 2)
https://www.rfc-editor.org/rfc/rfc4949.txt
RFC 4949 is published by the IETF Trust and marked as "Distribution of this memo is unlimited". Verify IETF Trust copyright/licensing terms for reuse.