---
title: How Does an Access Control System Work?
description: Before you make the investment, it’s important to understand access control systems. Read below for a breakdown of access control systems.
---
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# How Does an Access Control System Work?
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- How Does an Access Control System Work?
[USI Security](https://inbound.usisecurity.com/blog/author/usi-security) 02/13/2018 Integrated Technology
[1 Comment](https://inbound.usisecurity.com/blog/how-does-an-access-control-system-work#postComment)
2 Minutes
An access control system is a great way to promote security in your building and ease the process of limiting entry. Many business owners opt for access control systems in order to monitor and control entry to their building. However, despite the draw of these systems, many people do not understand how they work. Before you make the investment, it’s important to understand these systems. Read below for a breakdown of access control systems.
## What is an Access Control System?
An access control system is simply an electronic system designed to control passage in or out of an area. Over the years, these systems have become much more advanced, featuring key cards and access codes. Typically, locked doors will open with an access control mechanism and then lock behind them. Access control systems provide quick, convenient access for authorized visitors while limiting access of unauthorized visitors.
## What are the Basic Components?
There are a few different components that make up an access control system. First, there are the credentials needed to set up the system, in order to determine who gets access and to where. You will also have a keypad reader that will grant or deny access to anyone attempting to enter the building. The building doors will have a locking device complete with an alert system when the door opens and closes. Finally, the system will include access control software to help manage the system and help the user monitor access.
## How Does it Work?
When you first install an access control system, you will decide which areas will be restricted and to whom. You will grant access to the appropriate individuals via their personalized keycards. Then, you’ll hand out your keycards. The doors will always be locked, and individuals will scan their keycards on the keycard reader in order to gain access to the building. Your system will monitor all entry and send alerts if an unauthorized individual attempts to enter the building.
## What are the Benefits?
Access control systems can be very beneficial to your business. They can help keep your building secure and promote the safety of all employees and visitors. It makes logging activity easy, as each entry will be automatically recorded. Additionally, you will save money, as replacing a lost keycard will be much cheaper than replacing a set of keys and changing the locks. It will be easy to turn off a keycard’s access if it is lost or an employee is terminated. Additionally, keycards are harder to duplicate than keys, ensuring that your building is as secure as possible.
## **United Security Incorporated | Access Control Systems **
At USI Integrated Solutions, we bring together a highly experienced team, keen strategic planning and in-depth understanding of the leading technologies and security services in the field. For 25 years we have brought peace of mind to our clients through the careful application of investigative talent, technology implementation as well as providing trained and licensed security officers. Learn more about our products and services to improve the safety of your property at [http://usisecurity.com](http://usisecurity.com/) or give us a call at **1-800-874-6434**.
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