Answer to the question “what is access control?” is – providing prevention from intrusion. When answering to “What is Access Control”, it can be said that access control is necessary in the regions where need for security is vital to protect human life and property. A lock on door, a password for an account, a PIN for an ATM, biometric templates, etc. are some of the ways to secure your resources.
Access controlling in practical lives is an observable fact. No need to mention that possession of access control has become the vital importance in day to day life to secure your important, sensitive and secret assets or property.
With time and growth in technology, modern engineering has brought us several access control techniques to provide safety to resources.