AC-11(1): Pattern-hiding Displays

Control Family:

Access Control

Parent Control:

AC-11: Device Lock

Threats Addressed:


  • Moderate
  • High

Previous Version:

Control Statement

**Conceal, via the device lock, information previously visible on the display with a publicly viewable image**.

Supplemental Guidance

The pattern-hiding display can include static or dynamic images, such as patterns used with screen savers, photographic images, solid colors, clock, battery life indicator, or a blank screen with the caveat that controlled unclassified information is not displayed.