Keyphrases
- location based services
- mobile devices
- location privacy
- location information
- location aware
- road network
- spatial data
- mobile applications
- mobile internet
- access control
- mobile environments
- mobile users
- geographic regions
- security requirements
- security policies
- security issues
- information security
- user privacy
- uncertain data
- security problems
- google maps
- rfid systems
- security mechanisms
- next generation networks
- data sets
- wireless internet
- security protocols
- key management
- network security