There are many types of access controls that an operating …

There are many types of access controls that an operating system may use. Please list the types and give a reason to why an organization would choose that type. Why is one better than the other giving a certain situation? Provide a minimum of 2 references. Proper APA Format (References & Citations)



Types of Access Controls and their Significance in Organizations


Access controls are essential components of operating systems that allow organizations to regulate and restrict access to information and resources. Depending on the specific needs and requirements of an organization, different types of access controls can be implemented. This paper will discuss various types of access controls and present reasons why organizations might choose a specific type based on their unique circumstances. The aim is to highlight the importance and optimize the selection of access controls in different scenarios.

Types of Access Controls:

1. Mandatory Access Control (MAC):
– Reason for choosing: Organizations with a high level of confidentiality requirements, such as government agencies or financial institutions, often opt for MAC. It provides centralized control over resource access based on the classification and labels assigned to users and data. MAC ensures strict enforcement of predefined policies and restricts users’ ability to modify permissions, reducing the risk of unauthorized access or data breaches (Anderson, 1993).

2. Discretionary Access Control (DAC):
– Reason for choosing: DAC allows individual users to control access to their own resources. This type of access control is suitable for organizations that prioritize user autonomy and flexibility, such as educational institutions or research centers. DAC empowers users to manage access based on their own judgment, which can enhance collaboration and information sharing within an organization (Roden, 2013).

3. Role-Based Access Control (RBAC):
– Reason for choosing: RBAC is ideal for larger organizations where access privileges are assigned based on job roles. This approach simplifies access management by grouping users with similar responsibilities and granting them pre-defined permissions. RBAC minimizes administrative overhead and streamlines access control processes in complex organizations, reducing the risk of human error and unauthorized access (Ferraiolo et al., 2001).

4. Attribute-Based Access Control (ABAC):
– Reason for choosing: ABAC provides more granular access control based on multiple attributes such as user attributes, resource attributes, and environmental attributes. Organizations with complex access requirements, such as healthcare systems or multi-tenant cloud environments, can benefit from ABAC. It allows for fine-grained access policies and dynamic permission assignments based on contextual attributes, enabling organizations to achieve a higher level of security and compliance (Park et al., 2014).


Choosing the appropriate type of access control is crucial for organizations as it directly impacts the security and efficiency of their information systems. The selection should be driven by the organization’s specific requirements, such as confidentiality, user autonomy, organization size, or complexity. By carefully evaluating their needs and understanding the advantages and limitations of each access control type, organizations can make informed decisions to optimize their access control strategies and safeguard their resources.


Anderson, J. P. (1993). Computer Security Technology Planning Study (No. ESD-TR-73-51, Vol. 2). Escondido, CA: USAF Electronic Systems Division.

Ferraiolo, D. F., Sandhu, R., & Gavrila, S. I. (2001). Proposed NIST standard for role-based access control. ACM Transactions on Information and System Security (TISSEC), 4(3), 224-274.

Park, J. S., Sandhu, R., & Youman, C. (2014). Towards usage control models: A survey. ACM Computing Surveys (CSUR), 46(2), 1-42.

Roden, R. E. (2013). Discretionary access control with automated decision-making based on linguistic and numeric user classification criteria. US Patent No. 8,417,171. Washington, DC: U.S. Patent and Trademark Office.

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