Mapbender is the geospatial portal site management software for OGC OWS architectures. Mapbender has a data model to manage, display, navigate, query and catalog OGC compliant web map and feature services (WMS and transactional WFS). The basic authentication module can be connected with existing systems and allows multi client capable user manangement, authorization, group and service administration. OWS Security Proxy acts as a facade for OGC services and controls access and logs operations on services and layers on user and group basis.