Security Evasion

From BioShock Wiki

Security Evasion is a Physical Tonic that causes Security Cameras and Turrets to take an extra two seconds to see the player. It may be used in conjunction with Security Evasion 2.

[edit] Game Caption

Has a rival faction set up Security Cameras and Turrets where you need to go? Security Evasion adjusts the thermal signature of your epidermal layer, confusing cameras and turrets and delaying their response.

[edit] Location

On the ground in the Lower Concourse of Arcadia.