Air gap
A network boundary in which systems are intentionally isolated from the public internet or broader enterprise networks, often to reduce attack surface or satisfy compliance needs.
Glossary
Terms worth knowing
Artifact provenance
The chain of evidence showing where an artifact came from, what it contains, and whether it was approved for a particular environment before it was consumed.
Policy-controlled crossing
A boundary mechanism that restricts and logs the movement of software according to explicit approval rules rather than ad hoc operator behavior.
Restricted network
An environment with internet restrictions, segmented trust boundaries, or slower operational change windows that still need a disciplined software delivery process.