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Door entry systems are required in buildings with restricted entry.  This restricted entry may be to protect the occupants, the security of the data contained within, and to generally prevent anyone and everyone from entering the place.  The use of door entry system ensures that only those authenticated to enter the premises is allowed in.  The access control identifies the individual who is required for a particular job and then allows him entry only to that room or workstation where his services are required.

Types Of Door Access Controls

There are 3 types of door access controls.  Discretionary access control is where the business owner determines who enters where digitally or physically.  Mandatory access control is used in areas where there is a great degree of confidentiality required for classified data.  Role based access control is the most popular wherein access depends on the role of the individual in the business organization or in the household.  Door entry systems can be video or audio systems.  In the case of an audio system, it is possible to speak to the caller before allowing entry by an electronic release mechanism.  In the video system, it is possible to see the image of the visitor before allowing entry.

Inbuilt Safety Protocols In Door Entry Systems

Door entry systems are available for homes as well as business establishments.  The advantage of using access controls in businesses is that it is possible to deactivate credentials when employees leave the organization to prevent any further access.  These systems also have analytics which help to track the movement of the employees anytime it is required.  Door entry systems should have readers with memory and processors that makes decisions.  It should also have safety protocols with carbon dioxide and fire alerts and break-in alarms.  There should also be provision for lockdowns and ability to automatically open or lock certain doors as the need may be.

Fire Alarms And Door Entry Systems Door entry systems must be integrated with the fire alarm so that smoke or fire is not allowed to spread in the building.  It should also allow the occupants of the building to escape as quickly as possible.  It must be possible to open fire escape doors even if there is a failure of the electronic system.  Fire alarm systems should also help to release doors.  There should also be the provision of opening doors with the help of an emergency button if there is a panic situation and many people push against the door.