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GBAC was first implemented in the CoCoS Environment within the organization server CoCoSOrg <ref name=DISS />.
In the C-Org-Project it was extended with more sophisticated features like separation of duty or access control in distributed environments.
There is also a cloud-based implementation [<ref>{{cite book|last1=Lawall, Schaller, Reichelt|title=Resource Management and Authorization for Cloud Services|date=2015|publisher=Proceedings of the 7th International Conference on Subject-Oriented Business Process Management, ACM|pages=18:1-18:8}}</ref>]on IBM's [http://www.ibm.com/cloud-computing/bluemix/?cm_mmc=search-gsn-_-branded-Bluemix-general-_-ibm%20bluemix-_-ger-bm-mkt-oww BlueMix] platform.
In all implementations the server takes a query from a client system and resolves it to a set of agents. This set is send back to the calling client as response. Clients can be file systems, database management systems, workflow management systems, physical security systems or even telephone servers.
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