Abstract-- Mobile location estimation is becoming an important value-added service for a mobile phone operator. It is well-known that GPS can provide an accurate location estimatio...
We present Drac, a system designed to provide anonymity and unobservability for real-time instant messaging and voice-over-IP communications against a global passive adversary. The...
Abstract— Privacy and security are two important but seemingly contradict objectives in pervasive computing environments (PCEs). On the one hand, service providers want to authen...
Abstract— Communication messages in vehicular ad hoc networks (VANET) can be used to locate and track vehicles. While tracking can be beneficial for vehicle navigation, it can a...
Krishna Sampigethaya, Mingyan Li, Leping Huang, Ra...
The ability to locate random relays is a key challenge for peer-to-peer (P2P) anonymous communication systems. Earlier attempts like Salsa and AP3 used distributed hash table look...