Banking Systems: Access control is widely used in banking systems to protect customer accounts, financial data, and banking services. It is applied in online banking websites, ATM networks, and internal banking systems used by employees.
Customers must verify their identity using usernames, passwords, and one-time passwords (OTP) before accessing their accounts. Bank employees receive access permissions based on their job roles. For example, a cashier may view customer information, but only managers can approve large transactions or loans.
ATMs also use access control through PIN verification and secure network connections.
Example, A bank manager can approve a loan application, but a cashier cannot. This restriction is controlled using Role-Based Access Control (RBAC).
Cloud Platforms: Cloud platforms use access control to protect cloud resources and online services. Access control is commonly used in public cloud services and enterprise SaaS applications.
Users receive permissions according to their roles, such as administrator, developer, or viewer. Access policies determine who can create, read, update, or delete cloud resources like databases and virtual machines.
Additional security methods such as Multi-Factor Authentication (MFA) and IP address restrictions help strengthen security.
Example, In a cloud environment, a software developer may deploy applications, but only the cloud administrator can modify network settings.
Corporate Networks: Organizations use access control to secure internal networks, email systems, file servers, and collaboration tools.
Employees log into the network using company credentials that are verified through systems such as Active Directory. Access permissions are usually based on department, project responsibilities, or security clearance level.
This ensures that employees can only access information necessary for their work.
Example: Only Human Resource (HR) employees can access HR files, while employees from other departments are denied access.
Healthcare Systems: Healthcare organizations use access control to protect patient records and medical systems. Access control is applied in Electronic Medical Record (EMR) systems and network-connected medical devices.
Doctors may have permission to view and update patient records, while nurses may only have permission to view certain information. Access rights depend on the user’s role and the purpose of accessing the data.
This helps protect patient privacy and maintain medical data security.
Example, Only the attending physician can update a patient’s medication orders in the hospital system.
Educational Platforms: Educational institutions use access control in university portals and e-learning platforms.
Students can access their own grades, transcripts, and course materials. Teachers can manage course content and enter grades. Administrative staff manage system operations but may not have permission to change student grades.
This ensures proper separation of responsibilities and protects academic records.
Example, A student can view their own academic transcript but cannot access the records of other students.
No More
Statlearner
Statlearner