Daemons are security measures with harmful effects. Daemons can be installed on mainframe devices, so that the daemon's effect is triggered when all firewalls on the device are broken. Other sources can also trigger daemons.

For base game daemons, look here.

Icon	Daemon	Duration	Description
	Alarm Response	Permanent	Spawns at alarm level 4 with Extended Alarms campaign setting active. Provides several alarm level effects. Look here for details.
	Alert	3 - 5 turns	All guards gain 4 AP. One random guard starts hunting.
	Attention	2 - 3 turns	Distracting guards with doors, movement and noise raises alarm by 1.
	Blindfold	3 - 5 turns	Agents cannot peek.
	Branch	3 - 5 turns	Install a random daemon every 5 firewalls hacked.
	Branch 2.0	Permanent	Install a random daemon every 10 firewalls hacked. Archdaemon. Endless only.
	Chain	4 - 6 turns	When a guard is alerted or killed, install a random daemon.
	Clock	4 - 8 turns	+1 Cooldown to all programs.
	Clock 2.0	Permanent	+1 Cooldown to all programs. Archdaemon. Endless only.
	Disarm	3 - 5 turns	All agents lose 1 attack.
	Disarm 2.0	Permanent	All agents lose 1 attack. Archdaemon. Endless only.
	Format	—	Hides facility map data.
	Gatekeeper	7 - 10 turns	Exit is closed until this daemon expires.
	Inspect	—	Changes guard patrols.
	Lockdown	3 turns	Opening a door increases alarm by 1 and prompts a guard to investigate.
	Mute	5 - 7 turns	Movement noise radius of guards reduced by 75%.
	Owl	3 - 5 turns	Guards have extended vision range (+4 tiles) and arc (+45 degrees).
	Poison	4 turns	Tags a random agent. When this daemon expires, KO tagged agent for 2 turns.
	Poison 2.0	Permanent	KO a random agent for 2 turns each alarm level. Archdaemon. Endless only.
	Pulse	5 - 7 turns	+3 cooldown to all items.
	Shackles	3 - 4 turns	Agents make 4-tile radius noise while moving.
	Short	4 - 6 turns	Decreases PWR capacity by 10.
	Short 2.0	Permanent	Decreases PWR capacity by 10. Each alarm level, further decrease capacity by 1. Archdaemon. Endless only.
	Shutdown	—	Permanently shuts off a Console.
	Sleep	4 turns	When this daemon expires, player's next turn is skipped.
	Suspicion	3 - 5 turns	Door, movement and noise distractions will alert guards.