Security has become a major concern across the globe as a result of many anti-social activities and terrorist attacks. Enhanced security was mainly limited to e-Commerce, the Healthcare Industry and Banks before the number of terrorist attacks increased. With the increase in terrorist attacks, importance of security has spread across all the industrial sectors. In terms of physical security, security access control systems keep unauthorized people out of secure areas by restricting entry.
- Mandatory access control
- Discretionary access control
- Rule-based access control
- Role-based access control
Access control systems perform authorization identification, authentication, access approval, and accountability of entities through login credentials including passwords, personal identification numbers (PINs), biometric scans, and physical or electronic keys.