A quasi-civilian security force tasked with protecting Iacon's civilian population, the ISS often finds itself co-opted for military operations.

• Red Alert, security director
• Artfire
• Clampdown
• Fire Chief
• Flatfoot
• Fly-Up
• Hot Spot
• Safety
• Sparkride
• Streetstar
• Streetwise
• Tigertrack

• ISS Air Support, NPC
• ISS Interceptor (Standard Type), NPC
• ISS Scout, NPC
• ISS SWAT, NPC

• Blades
• Checkpoint, KIA
• Dice, KIA
• Groove
• Kingbolt, KIA
• Quasar, KIA
• Stockade, KIA