435 search results - page 45 / 87 » Group-based key pre-distribution in wireless sensor networks |
MOBICOM
2009
ACM
14 years 3 months ago
2009
ACM
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
GI
2004
Springer
14 years 2 months ago
2004
Springer
: Next to authentication, secure key exchange is considered the most critical and complex issue regarding ad-hoc network security. We present a low-cost, (i.e. low hardware-complex...
ICN
2009
Springer
13 years 6 months ago
2009
Springer
Impulse Radio Ultra Wide Band (IR-UWB) is a promising technology to address Wireless Sensor Network (WSN) constraints. However, existing network simulation tools do not provide a ...
MOBIHOC
2003
ACM
14 years 8 months ago
2003
ACM
The development of lightweight sensing and communication protocols is a key requirement for designing resource constrained sensor networks. This paper introduces a set of efficien...
WOWMOM
2006
ACM
14 years 2 months ago
2006
ACM
Abstract— A sybil node impersonates other nodes by broadcasting messages with multiple node identifiers (ID). In contrast to existing solutions which are based on sharing encryp...