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WS
2006
ACM
15 years 5 months ago
2006
ACM
This paper presents SCUBA (Secure Code Update By Attestation), for detecting and recovering compromised nodes in sensor networks. The SCUBA protocol enables the design of a sensor...
MOBIHOC
2009
ACM
15 years 11 months ago
2009
ACM
We consider a high density of sensors randomly placed in a geographical area for event monitoring. The monitoring regions of the sensors may have significant overlap, and a subset...
ICCCN
2007
IEEE
15 years 5 months ago
2007
IEEE
—A robust filter-based approach is proposed for wireless sensor networks for detecting contours of a signal distribution over a 2-dimensional region. The motivation for contour d...
ICNP
2009
IEEE
15 years 5 months ago
2009
IEEE
—Wormhole attack is a severe threat to wireless ad hoc and sensor networks. Most existing countermeasures either require specialized hardware devices or make strong assumptions o...
PERCOM
2010
ACM
15 years 1 months ago
2010
ACM
This paper addresses the problem of engineering energy-efficient target detection applications using unattended Wireless Sensor Networks (WSNs) for long-lasting surveillance of are...