402 search results - page 19 / 81 » Hiding Location Information from Location-Based Services |
IJNSEC
2007
13 years 7 months ago
2007
In this paper, we present a novel steganographic technique for hiding data in a kind of PDF texts. We first point out the secret channels in a kind of PDF English texts, which ar...
SEMWEB
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. Domain ontologies very rarely model verbs as relations holding between concepts. However, the role of the verb as a central connecting element between concepts is undenia...
SAC
2006
ACM
14 years 1 months ago
2006
ACM
Location-based applications and services are getting increasingly important for mobile users. They take into account a mobile user's current location and provide a location-d...
ISI
2006
Springer
13 years 7 months ago
2006
Springer
Since privacy information can be inferred via social relations, the privacy confidentiality problem becomes increasingly challenging as online social network services are more popu...
HOTOS
2003
IEEE
14 years 1 months ago
2003
IEEE
Advances in sensor networking and location tracking technology enable location-based applications but they also create significant privacy risks. Privacy is typically addressed t...