Keyphrases
- web services
- security flaws
- computer security
- web applications
- information security
- access control
- formal descriptions
- service providers
- security issues
- network security
- semantic web services
- security requirements
- security problems
- service oriented
- security policies
- business processes
- authentication scheme
- web services composition
- intrusion detection
- layered architecture
- functional requirements
- qualitative reasoning
- service architecture
- service composition
- quality of service
- composition of web services
- loosely coupled
- user authentication
- automatic discovery
- security protocols
- key management
- web service composition
- spatial reasoning
- statistical databases
- business process