# Attribute Definitions

> Declared descriptions of the subject, resource, action, and environment attributes that an access policy evaluates.

Record: `lex:attribute-definitions`
Kind: artifact
Layer: [Security Core](https://banes-lab.com/records/layer/security-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-attribute-definitions

## category

- [Security Privacy Compliance](https://banes-lab.com/records/lex-category/security-privacy-compliance.md)

## referenced-by

- [ABAC](https://banes-lab.com/records/arch/attribute-based-access-control.md)