Abstract: An anti-tamper bracket for use with a surveillance device, the bracket includes a bracket portion, a bracket cover, a trunnion, an adapter plug, a fastening means and a retaining plate, the bracket portion having a first through aperture formed therein, the first aperture having a shoulder, the shoulder having an upper surface and a lower surface, the trunnion having a pair of trunnion elements extending therefrom and having means of engaging the fastening means, the adapter plug including a first side, a second side, a pair of spaced through slots and a second through aperture positioned between the through slots, and the trunnion elements passed through the slots of the adapter plug, the second side of the adapter plug bearing against the upper surface of the shoulder of the first aperture, the retaining plate having prime side, a pair of through first slots and a center slot, the prime side having frictional means associated therewith, the trunnion elements passed through the first slots, the fastening mea