SDLC - NIST (Only 4 Phases)

1. Initiation + Functional Requirement:

• The need is for a system is expressed and a system purpose and high-level requirements are documented.

2. Acquisition & Development

• Risk Assessment
• Initial Document for System Certification
• Functional and security Testing

3. Implementation/Assessment

• Plan and system testing activity

4. Operational/Maintenance

• System Performance Monitoring

5. Sunset (Disposal)