id: "AC-20(04)" title: "Network Accessible Storage Devices — Prohibited Use" family: "AC" family_name: "Access Control" sort_id: "ac-20.04" priority: "P1" implementation_level: "organization" parent: "AC-20" enhancement: True


Statement

Prohibit the use of {{ insert: param, ac-20.04_odp }} in external systems.

Guidance

Network-accessible storage devices in external systems include online storage devices in public, hybrid, or community cloud-based systems.

Assessment Objective

the use of {{ insert: param, ac-20.04_odp }} is prohibited in external systems.

Access control policy

procedures addressing use of network-accessible storage devices in external systems

system design documentation

system configuration settings and associated documentation

system connection or processing agreements

list of network-accessible storage devices prohibited from use in external systems

system audit records

system security plan

other relevant documents or records

Organizational personnel with responsibilities for prohibiting the use of network-accessible storage devices in external systems

system/network administrators

organizational personnel with information security responsibilities

Mechanisms prohibiting the use of network-accessible storage devices in external systems