Definition
Access control is a security mechanism that regulates who or what can view, use, or interact with resources in a computing environment. It enforces policies that grant or deny permissions based on user identity, role, or other attributes.
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Related Terms
Authentication
Authentication is the process of verifying the identity of a user, device, or system before granting access to resources. It typically involves credentials such as passwords, biometrics, security tokens, or digital certificates.
Authorization
Authorization is the security process that determines whether an authenticated user or system has permission to access a specific resource or perform a particular action. It follows authentication and enforces access policies.
Zero Trust
Zero Trust is a security framework that requires all users, devices, and applications to be verified, authenticated, and continuously validated before being granted access to resources, regardless of whether they are inside or outside the network perimeter.
Multi-Factor Authentication
Multi-Factor Authentication (MFA) is a security method that requires users to provide two or more verification factors to gain access to a resource. It combines something you know (password), something you have (token), and something you are (biometrics).
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