Ubiquitous access control for SPARQL endpoints: lessons learned and future challenges.
Luca CostabelloSerena VillataNicolas DelaforgeFabien GandonPublished in: WWW (Companion Volume) (2012)
Keyphrases
- lessons learned
- endpoints
- access control
- fine grained
- dynamic access control
- ubiquitous computing environments
- case study
- data security
- security policies
- data model
- sparql queries
- line segments
- security mechanisms
- semantic web
- query language
- access control models
- ubiquitous computing
- role based access control model
- access control policies
- rdf data
- security model
- role based access control
- security architecture
- role assignment
- context aware
- usage control
- data sets
- access control mechanism
- databases
- database
- query optimization