Physical Security

This chapter began with a brief introduction of physical security. This chapter described physical security as an important issue to organizations and their infrastructure. Indeed, physical security was addressed as a mechanism that protect data, systems, equipment, facilities, people and all company assets. This chapter equally observed that the issue of physical security in today’s world is very alarming and at a raising costs for companies because environment are now becoming more dynamically complex. Computer memory, processors, has been stolen from companies at different point. Companies have witnessed robbery attack, terrorist attack, shooting rampage by disgruntled employees or students in an institution of learning. It was also vividly mentioned in this chapter that if any security measures such as closed-circuit TV (CCTV) surveillance, security guards, intrusion detection systems (IDSs) failed, then of course the fault is from a human being considered as the weakest link in information security. This chapter also noted that people did not embrace physical security the …show more content…
It however explained how smart card can be used as an access control mechanism as well as locks, in securing facility or system. This chapter also discussed about Electronic Access Control (EAC) tokens and how useful it is in protecting and controlling entrances into physically controlled area. Intrusion Detection System was also evaluated in this chapter as an essential tool in detecting any strange changes within the physical environment or system. Once the IDSs capture any strange change, it alerts the responsible entities and proper action will be taken to evaluate the situation and react to it. In all, physical security though, was often not considered when addressing information security, but it is a key area that touched people, data, system, buildings and all company