life cycle stages

{
  "id": "MLC-T-CYB-002468",
  "term": "life cycle stages",
  "field": "Cybersecurity",
  "definition": "1. Period that begins when a system is conceived and ends when the system is no longer available for use.\n\n2. Period that begins when a system is conceived and ends when the system is destroyed. Note 1: Often used synonymously with \"system development life cycle (SDLC)\", and sometimes defined with formalized steps (e.g. planning, analysis, design, implementation, and maintenance). Note 2: Those responsible for the security of a system will likely not have responsibility for the system throughout its entire life cycle, but should recognize the kinds of risks that may emanate from those areas of the lifecycle outside of their purview (e.g. supply chain risks or post- retirement risks). [ISO/IEC 24765:2017, adapted]\n\n3. The period of time that begins when a system is conceived and ends when the system is no longer available for use.\nRefer to life cycle stages.",
  "synonyms": [
    "system life cycle"
  ],
  "references": [
    "NIST SP 800-160v1r1 from ISO/IEC/IEEE 24765:2017",
    "CNSSI 4009-2022",
    "NIST SP 800-160 Vol. 1 from IEEE 610.12",
    "NIST CSRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/cybersecurity/life-cycle-stages/"
}