The Different Types Of Access Control Systems (2024)

A commercial organisation has many options in terms of security, and following a comprehensive risk assessment should be able to identify the best way to manage security on a particular site. This may involve manned security, dog security or a CCTV system.

But these kind of security solutions don’t typically contribute to physically controlling and monitoring who has access to a building and who is in the building at any one time, unless a front-of-house concierge also doubles-up as security personnel.

In many cases a commercial organisation will invest in an access control system which uses technological solutions to:

  • Enable access to a building
  • Provide a level of access appropriate to each individual person
  • Offer visibility of who is on site at any particular time

Why do we need access control systems?

Of course every business needs to control who is authorised to be on site, in terms of protecting product, machinery and equipment, people, people’s possessions, the building and data and information. But this threat doesn’t just come externally, and many businesses also need to restrict access within the organisation in terms of seniority and between departments. It is common, for example, to restrict access within an organisation to areas such as computer servers, human resources data, hazardous materials, laboratories or product specifications.

Access control is not just needed to prevent theft or trespass from external sources by having a central ‘clocking-in’ hub by the main point of access, but is also needed to maintain the organisational flow of a business and maintain appropriate levels of authority and confidentiality, by having smaller hubs at access points between departments and annexe buildings.

The different uses for access control systems

The best access control systems are technology-based because they offer multiple uses and, in most cases, enable the main point of security access to be automatic and completely unmanned. This is cost-effective for the business, allows the site to be accessed and controlled 24 hours a day, makes entry and exit fast and efficient, and also provides human resources and health and safety information. So a business can use an access control system to allow access on site, but also monitor attendance and punctuality (such systems are often integrated with personnel systems so you can monitor holidays and sick pay) and allow identification of who is on site and in what zone of the building they are located.

An access control system is not just allowing access through the front door, it can also be used to create ‘zones’ on site, and users can be allocated with permissions which grant them access to certain zones within the building, as per their role or seniority. Another important element of an access control system is remote access. This enables a nominated person to monitor and control the system from a remote location, ie. from home after hours or during holiday periods. This gives the business 24/7 control, which means a system administrator can lock or unlock doors remotely, can change or restrict authorisation as appropriate, can do a roll call to identify who is on site and can initiate an emergency lockdown if required.

Using technology-based access control therefore enables:

  • Alarm and area zoning
  • External and internal access control
  • Remote management
  • Time, attendance and other human resources functions
  • Energy-efficiency – setting up systems to ensure lights and switches are off when a building is unoccupied
  • Emergency lockdown procedures
  • Access control can be linked to existing systems such as fire alarms, intruder alarms, ANPR barriers and CCTV

How is authorisation and access controlled?

A business will need to appoint a system administrator who has the responsibility of controlling the system, allocating permissions and levels of access and monitoring the method used for access control. By this we mean that the business can decide which physical method it wants to use for employees and authorised people to gain access. This can be:

  • A unique code or number sequence
  • A key card or fob
  • A smartphone app
  • A biometric feature – ie. retina scan, fingerprint scan or facial recognition

The business can decide what is the most suitable method in terms of practicality and ease of use. This will depend on how robust the system is in terms of security. You can implement controls such as anti-passback, for example, which prevents the same code/card being used twice within a specified timeframe. If you have many people arriving at the same time and wanting to gain access, such as a shift changeover, then you want the quickest and most-efficient method, but it has to also be sufficiently secure. This may be a biometric scan or flashing a keycard, rather than everyone inputting a unique code.

Contact First Response Group for advice on access control systems

So the type of access control system you need depends very much on the size of your premises and the nature of your operations. At First Response Group we can advise on the type of system that is most appropriate for how many people need to access your premises, and how you want to control and monitor access.

Contact our team today and we will work with you to find the best possible security solution with our access control systems.

The Different Types Of Access Control Systems (2024)

FAQs

What are the different types of access control systems? ›

Discretionary access control (DAC) Mandatory access control (MAC) Role-based access control (RBAC) Rule-based access control (RuBAC)

What is the most common form of access control? ›

Role-based access control (RBAC)

As the most common access control system, it determines access based on the user's role in the company—ensuring lower-level employees aren't gaining access to high-level information.

Which of these are examples of access control systems? ›

In the physical realm, security access control includes things like locks, access cards, biometric scanners, and security personnel who control entry to rooms, buildings, or other secure areas. In a digital environment, it's about managing network, system, and data access.

What are the three access control security services? ›

The three key security services underpinning access control are Authentication, Authorization, and Accounting, collectively known as the AAA framework. This framework serves as the primary mechanism for controlling access to computer systems, networks, databases, and other data resources.

What are the 4 types of access control? ›

There are four types of access control methods: Mandatory Access Control (MAC), Role-Based Access Control (RBAC), Discretionary Access Control (DAC), and Rule-Based Access Control (RBAC or RB-RBAC). A method is chosen based on the level of access needed by each user, security requirement, infrastructure, etc.

What are the three 3 types of access control? ›

The 3 types of access control are Role-Based Access Control (RBAC) systems, Attribute-Based Access Control (ABAC) and Discretionary Access Control (DAC). Each of the three access control types can be leveraged to ensure that your property and data is secure.

What are the two main types of access control lists? ›

Standard vs extended ACLs: There are two main categories of ACLs: standard ACL and extended ACL. The standard ACL does not differentiate between IP traffic; instead, it allows or blocks traffic based on the source IP address.

What are access control systems? ›

A set of procedures and/or processes, normally automated, which allows access to a controlled area or to information to be controlled, in accordance with pre-established policies and rules.

What is the simplest form of access control? ›

In its simplest form, access control involves identifying a user based on their credentials and then authorizing the appropriate level of access once they are authenticated. Passwords, pins, security tokens—and even biometric scans—are all credentials commonly used to identify and authenticate a user.

Which access control model is considered the most secure? ›

MAC is considered the most secure of all access control models. Access rules in this model are manually defined by system administrators and strictly enforced by the operating system or security kernel. Regular users can't alter security attributes even for data they've created.

Which of the following is a type of access control? ›

There are four types of access control models. Discretionary access control places the data owners in charge of access control. Mandatory access control uses labels to determine who has access to data. Role-based access control is based on the user's role in the organization.

Which type of access is a common example of access control list? ›

The most common examples of Access Control List include web servers, DNS servers, and remote access or VPN systems. The internal router of a DMZ contains stricter ACLs to protect the internal network from more specific attacks.

What is an example of a security access control? ›

Common physical access control examples include commercial door locks, turnstiles and security gate systems or any type of physical barrier. Identifying personal credentials: Most PACS require users to have a means of identifying themselves, proving that they're authorized to access the physical space.

What are three major access control models list and briefly explain? ›

Three main types of access control systems are: Discretionary Access Control (DAC), Role Based Access Control (RBAC), and Mandatory Access Control (MAC). DAC is a type of access control system that assigns access rights based on rules specified by users.

What are the three types of security system? ›

The main types of security systems are:
  • Monitored security systems: which can be company-monitored or self-monitored.
  • Unmonitored security systems.
  • Wired security systems.
  • Wireless security systems.
Apr 27, 2022

What are the four central components of access control? ›

The four central components of access control are users, assets, actions, and features. Standard methods used to identify a person to a system embrace username, sensible card, and biometrics.

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