Improved systems and techniques are disclosed for controlling the security states of anti-theft security systems such as product display assemblies using security fobs. According to an example embodiment, a manager security fob and another security fob that is to be authorized for use in controlling the security status of a product display assembly can interact with a system in accordance with a defined sequence to add the another security fob to an authorization list for the product display assembly. For example, the defined sequence can be a connection of the manager security fob with the system, followed by a disconnection of the manager security fob from the system, followed a connection of the another security fob with the system within a defined window.