In usual everyday life, access control is of a great concern for security purposes. For high protection of properties and resources, possession of well-designed and technically sound access control devices has become a trend. Access control systems are the electronic systems that are designed to control through a network and they should have an access to a network. Access Control System recognizes authenticates and authorizes entry of a right person to enter into the premise or any platform thereby giving complete protection ensuring security with the system. Access control is a security technique that regulates who or what can view or use resources in a computing environment. Physical access control limits access to campuses, buildings, rooms and physical IT assets.
Logical access control limits connections to computer networks, system files and data. In the fields of physical security and information security, access control is the selective restriction of access to a place or other resource. The act of accessing may mean consuming, entering, or using locks and login credentials are two analogous mechanisms of access control. Access controls rely upon four principles: identification, authentication, authorization, and accountability.
Varieties of secured, strong, computerized, smart and well-designed professional access control devices have been introduced in the market.Examples of few reliable access control devices are finger print access control system, face recognition access control systems. Apart from these biometric access control devices, punch card machines, etc are also available in market. The areas or organizations which require high security use different types of access control systems like bio metric, RFID, door controllers and card readers etc. Each access point may be controlled individually as per the requirement of company or organizations where high security is necessary. Network security is also important, especially in a company which handles sensitive data. Some of the Examples of Access Control devices which were seen in day to day life.
The Bio metric Access Control System is a time attendance control system with fingerprint access and it tracks and records data of Visitors and Employees through its Access Software.