PE — PHYSICAL AND ENVIRONMENTAL PROTECTION

PE-10: EMERGENCY SHUTOFF

• ICS Control Baselines:

• Moderate
• High

• a. Provides the capability of shutting off power to the information system or individual system components in emergency situations;
• b. Places emergency shutoff switches or devices in [Assignment: organization-defined location by information system or system component] to facilitate safe and easy access for personnel; and
• c. Protects emergency power shutoff capability from unauthorized activation.

SUPPLEMENTAL GUIDANCE

This control applies primarily to facilities containing concentrations of information system resources including, for example, data centers, server rooms, and mainframe computer rooms.

ICS SUPPLEMENTAL GUIDANCE

It may not be possible or advisable to shutoff power to some ICS. Example compensating controls include fail in known state and emergency procedures.

CONTROL ENHANCEMENTS

PE-10 (1) EMERGENCY SHUTOFF | ACCIDENTAL / UNAUTHORIZED ACTIVATION

NOT SELECTED FOR THE NIST ISC CONTROL SET

[Withdrawn: Incorporated into PE-10]. (See above.)

Supplemental Guidance: NONE

REFERENCES:

• NIST Special Publication 800-82 | GUIDE TO INDUSTRIAL CONTROL SYSTEMS (ICS) SECURITY