Issues to be thought about prior to setting up a gate entry control system
http://b3.zcubes.com/v.aspx?mid=1620048&title=aspects-to-be-thought-about-prior-to-setting-up-a-door-entry-control-system
Gain access to control is a safety and security strategy that regulates that or what can watch or make use of resources in a computing environment. It is a fundamental concept in safety that minimizes risk to business