GeoXACML
GeoXACML stands for Geospatial eXtensible Access Control Markup Language. It defines a geo-specific extension to XACML Version 2.0, as it was ratified by OASIS standards organization on 1 February 2005. The GeoXACML specification for XACML 3.0 (2017) is currently in draft. GeoXACML version 1.0.1 is standardized by the Open Geospatial Consortium (OGC). Implementations 

 Secure Dimensions GeoXACML 3.0 PDP (AuthzForce plugin);
 Secure Dimensions GeoXACML 1.0 plugin for AuthzForce 

Markup languages
XML-based standards
Geographic information systems