A point-of-sale security system is provided herein. The security system includes a container for containing the product and a holder assembly, the holder assembly including a closure device for closing the container. The holder assembly and the container are operatively coupled together by means of cooperative members. The cooperative members being configured in a special way, i.e., when an associated stop member is enabled, the cooperative members prevent decoupling of the holder assembly from the container, and when the stop member is disabled, the cooperative members enable decoupling of the holder assembly from the container.