black core

{
  "id": "MLC-T-CYB-000467",
  "term": "black core",
  "field": "Cybersecurity",
  "definition": "1. A network environment (point-to-point and multi-point) supporting end-to-end encrypted information at a single classification level; networks within the environment are segmented by network technology with inspection points at the perimeter, boundary, or gateway. Encrypted traffic is routed, switched, or forwarded over an unclassified or untrusted network infrastructure.\n\n2. A communication network architecture in which user data traversing a global internet protocol (IP) network is end-to-end encrypted at the IP layer. Related to striped core.",
  "synonyms": [
    "black transport"
  ],
  "references": [
    "CNSSI 4009-2022 from DoD JIE NTT IDT WAN SA (adapted)",
    "CNSSI 4009-2015",
    "NIST CSRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/cybersecurity/black-core/"
}