Discretionary Access Control (DAC) Glossary Definition

Discretionary Access Control (DAC) is an access-control model in which a resource owner or authorized user can decide who else may access that resource. The acronym DAC is commonly used in security, IT, audit, and compliance work.

Discretionary Access Control (DAC) appears in identity and access management, security architecture, audits, and compliance reviews where teams need to prove that access is appropriate, limited, and traceable.

Access-control model where authorized subjects can delegate access.