It all starts with a walk-through of the facility to identify what is most needed to protect and the physical situation it exists in. The following should be observed. A. Physical Barriers - Check at the most sensitive area. All exists and entrances must be required for job function or blocked off. External windows and doors must be required for job function or they should be blocked off.
Various zones can enclose the sensitive location.
High security doors and windows must be installed in the immediate area. E. Alarm System - Maximum security and vital areas should have such equipment. All doors should be alarmed and remote on-site monitoring with tampering observation should exist. Good for impeding and observation. H. CCTV - inexpensive if lighting present.