All ontologies are published under the MIT License and are freely available for research, academic, and commercial use.
STONES – STIX ONtology Expression System
An OWL 2 ontology providing a faithful representation of the STIX 2.1 standard as formal, queryable knowledge. Version 0.1.0.
| File | Description |
|---|---|
| https://cyberterrain.org/ns/stones.ttl | Core ontology — STIX Domain Objects, Cyber Observable Objects, Relationship Objects, Meta Objects and sub-types |
| https://cyberterrain.org/ns/object-properties.ttl | OWL object properties for all STIX relationships |
| https://cyberterrain.org/ns/datatype-properties.ttl | OWL datatype properties for all STIX attributes |
| https://cyberterrain.org/ns/vocabularies.ttl | SKOS vocabularies for all STIX open and controlled vocabulary values |
Download stones.ttl (https://cyberterrain.org/ns/stones.ttl)
WIDOCO Documentation (https://cyberterrain.org/ns/stones/doc/index-en.html)
GitHub Repository (https://github.com/Cyber-Terrain-Ontology/stones)
STONEWORK – Semantic Threat Ontology and Research Framework
An OWL 2 extension of STONES that adds adversary techniques (ATT&CK), software weaknesses (CWE), and defensive controls (NIST SP 800-53, CIS Controls) to the core STIX 2.1 vocabulary. Version 0.2.0.
| File | Description |
|---|---|
| https://cyberterrain.org/ns/stoneswork.ttl | STONEWORK extension ontology (imports STONES) |
Download stonework.ttl (https://cyberterrain.org/ns/stonework.ttl)
WIDOCO Documentation (https://cyberterrain.org/ns/stonework/doc/index-en.html)
GitHub Repository (https://github.com/Cyber-Terrain-Ontology/stonework)