Area separating N. and S. Korea

• Demilitarized area
• Buffer between N. and S. Korea
• Neutral area, for short
• Part of a certain cease-fire agreement, for short
• Area where troops are prohibited: Abbr
• Border dispute area (abbr.)
• Troop-free area (Abbr.)

Wikipedia Word definitions in Wikipedia
In computer security , a DMZ or demilitarized zone (sometimes referred to as a perimeter network ) is a physical or logical subnetwork that contains and exposes an organization's external-facing services to a usually larger and untrusted network, usually ...