Abstract: A dwelling security system includes, in a strategic location behind the dwelling wall which mounts the door into the dwelling, an auxiliary switch that has a small diameter tube and switch contacts at the end of the tube, such that access to the switch contacts at the ens must be made through the tube, by using an insertable probe. The entrance opening into the tube through which the probe is inserted is `hidden` by being disguised as a decorative feature of the dwelling wall.

Abstract: An automobile security system having an auxiliary switch that is interposed in the ignition controlling circuit between the main key switch and the ignition starting unit. The auxiliary switch is formed with normally open single pole, single break contacts located behind and spaced from the outer surface of a vehicle wall and access to the contacts is through a single small diameter entrance tube, which functions also to mount the switch behind the vehicle wall. The switch is provided with a separate probe which is insertable in the entrance tube so as to pass through the vehicle wall into engagement with the contacts of the switch, acting to close the contacts. The entrance hole is hidden within the decorative feature of the wall.