438 search results - page 30 / 88 » A new key establishment scheme for wireless sensor networks |
IJSN
2008
13 years 7 months ago
2008
: Security has become the corner stone of research in wireless sensor networks (WSNs). Due to the unique operational environment of WSNs, where the communication medium is open to ...
INFOCOM
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract—Spectrum sensing is one of the key enabling technologies in Cognitive Radio Networks (CRNs). In CRNs, secondary users (SUs) are allowed to exploit the spectrum opportuni...
PERCOM
2011
ACM
12 years 11 months ago
2011
ACM
—In this work we study the problem of query privacy in large scale sensor networks. Motivated by a novel trust model in which clients query networks owned by trusted entities but...
TON
2008
13 years 7 months ago
2008
This paper exploits the tradeoff between data quality and energy consumption to extend the lifetime of wireless sensor networks. To obtain an aggregate form of sensor data with pre...
ICCCN
2007
IEEE
13 years 11 months ago
2007
IEEE
Wireless sensor networks (WSNs) introduce new challenges to topology control due to the prevalence of lossy links. We propose a new topology control formulation for lossy WSNs that...