AC-5: Separation Of Duties
Control Family:
Baselines:
- Low
N/A
- Moderate
- AC-5
- High
- AC-5
Next Version:
- NIST Special Publication 800-53 Revision 5:
- AC-5: Separation of Duties
Control Statement
The organization:
- Separates [Assignment: organization-defined duties of individuals];
- Documents separation of duties of individuals; and
- Defines information system access authorizations to support separation of duties.
Supplemental Guidance
Separation of duties addresses the potential for abuse of authorized privileges and helps to reduce the risk of malevolent activity without collusion. Separation of duties includes, for example: (i) dividing mission functions and information system support functions among different individuals and/or roles; (ii) conducting information system support functions with different individuals (e.g., system management, programming, configuration management, quality assurance and testing, and network security); and (iii) ensuring security personnel administering access control functions do not also administer audit functions.