RBAC vs. ABAC: What’s the Difference?

Paul Querna·CTO, Co-founder C1·5 min

Learn the differences between role-based access control (RBAC) and attribute-based access control (ABAC), and how ABAC enables more precise, dynamic access decisions that help reduce overprivilege.

Main Takeaways

RBAC grants access based on roles or job titles, but is often too broad and static.
ABAC uses attributes like project, location, or manager to define access, allowing for more targeted control.
ABAC rules can combine multiple attributes to enforce complex, real-world access logic.
While RBAC is simpler to manage, it often leads to overprivilege when roles aren’t kept in check.
ABAC supports more dynamic, granular access decisions that evolve with the employee’s role and context.
Implementing ABAC helps businesses reduce risk by ensuring only the right people have the right access at the right time.