TROJAN HORSE

A large hollow wooden figure of a horse (filled with greek soldiers) left by the greeks outside troy during the trojan war

• wooden horse

A program that appears desirable but actually contains something harmful

Example: "The contents of a trojan can be a virus or a worm"

• trojan

A subversive group that supports the enemy and engages in espionage or sabotage; an enemy in your midst

• fifth column