System boundary

{
  "id": "MLC-T-CYB-004185",
  "term": "System boundary",
  "field": "Cybersecurity",
  "definition": "1. All components of an information system to be authorized for operation by an authorizing official and excludes separately authorized systems, to which the information system is connected.\n\n2. All components of an information system to be authorized for operation by an authorizing official. This excludes separately authorized systems to which the information system is connected. Formerly known as \"accreditation boundary\".\n\n3. See Authorization Boundary.",
  "synonyms": [
    "authorization boundary"
  ],
  "references": [
    "CNSSI 4009-2015 from NIST SP 800-53 Rev. 4, NIST SP 800-53A Rev. 1, NIST SP 800-37 Rev. 1",
    "NIST SP 800-37 Rev. 2 from OMB Circular A-130 (2016); NIST SP 800-53 Rev. 5 from OMB Circular A-130 (2016); NIST SP 800-53A Rev. 5 from OMB Circular A-130 (2016); NIST SP 800-161r1-upd1 [11/1/2024 errata update] from NIST SP 800-53 Rev. 5; CNSSI 4009-2022 from OMB Circular A-130 (2016)",
    "NIST SP 800-37 Rev. 2",
    "NIST CSRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/cybersecurity/system-boundary/"
}