Q: What does an Access Control System do?
A: A properly designed access control system will, at a minimum, control how and when people enter an area.  After that, the particular needs of the people using the system will determine what is included.

Q: What are the basic parts of an Access Control system?
A: A basic Access Control System includes a lock or barrier, a credential, a reader, a processor or controller and a monitoring or recording device.

Q: What is a biometric attribute?
A: Biometric attributes are physical characteristic of an individual.  Fingerprints, the sound of your voice, the geometry of your hand, the shape of your face, the pattern of the retina section of your eye, and how you sign your name are all physical attributes that can be used to identify you.