Interface Core C · Industry convention Platform: Web

Permission Matrix

A permission matrix shows which roles can do each action in a chosen area. It makes access rules easier to compare.

See how it works
You might call it role-permission tablerole access gridpermission grid

See how it works

Original worked examplePermission Matrix

Another example

An owner compares what Admin, Editor, and Viewer can do before changing project access.

Main parts

  1. 01Roles
  2. 02Actions
  3. 03Resource scope
  4. 04Inherited rules
  5. 05Effective access
  6. 06Server enforcement

Use it when

Use it when several roles need a clear comparison across the same actions and scope.

Do not use it when

Do not treat the grid as security by itself. The server must check the current user and resource on every request.

Name used in code

role × permission × scope → configured and effective access

Before you ship

Before release, check the page structure, keyboard access, visible focus, contrast, and zoom. Also check loading, empty, error, success, cancel, and reduced-motion states.

Request you can copy

Outcome: Use Permission Matrix to solve this user need without losing the current context. User context: An owner compares what Admin, Editor, and Viewer can do before changing project access. Recommended pattern: Permission Matrix. Why it fits: Use it when several roles need a clear comparison across the same actions and scope. Do not use it when: Do not treat the grid as security by itself. The server must check the current user and resource on every request. Product requirements: Define the default, loading, empty, error, success, and recovery states. Keep user input. Give clear feedback after every action. Accessibility and resilience: Use semantic HTML, full keyboard access, and visible focus. Make the layout work when zoomed and support reduced motion. Follow the project’s current rules. Do not add a new UI library unless the project already uses it. Acceptance criteria: The main task works with keyboard only and at 320px width. Focus and status changes are announced. Check loading, failure, retry, cancel, and reduced-motion paths. Evidence and limits (evidence boundary): No single official standard controls the whole term. Its meaning may change across teams, platforms, or frameworks. Unknowns to confirm: Product wording, data source, analytics events, supported devices and languages, and platform limits.

Check this request

Review the current use of Permission Matrix. Definition: A permission matrix shows which roles can do each action in a chosen area. It makes access rules easier to compare. Release checks: Before release, check the page structure, keyboard access, visible focus, contrast, and zoom. Also check loading, empty, error, success, cancel, and reduced-motion states. Before changing code, report the evidence you found, gaps, severity, and the smallest safe fix.

C
How official is this term?

Industry convention

People often use this term at work. The listed sources may support practice or limitations. They do not define every part of the term.

No single official standard controls the whole term. Its meaning may change across teams, platforms, or frameworks.

Scope
Permission-matrix interface convention; NIST defines RBAC and OWASP constrains authorization, not the matrix UI
Document status
stable
Checked on
2026-07-30

Evidence sources & scope

Authority source · NIST Computer Security Resource Center · stable Role Based Access Control Scope: Role-based access-control users, roles, and permissions; not a permission-matrix interface Role here: Helpful background, not a definition Source covers: canonical name, definition, semantics Authority source · OWASP Foundation · stable Authorization Cheat Sheet Scope: Application authorization design and server-side access checks; not a permission-matrix interface Role here: Helpful background, not a definition Source covers: semantics, implementation, usage guidance, avoidance guidance

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