A key-management scheme for distributed sensor networks
Proceedings of the 9th ACM conference on Computer and communications security
Energy-Efficient Communication Protocol for Wireless Microsensor Networks
HICSS '00 Proceedings of the 33rd Hawaii International Conference on System Sciences-Volume 8 - Volume 8
Random Key Predistribution Schemes for Sensor Networks
SP '03 Proceedings of the 2003 IEEE Symposium on Security and Privacy
Location-based pairwise key establishments for static sensor networks
Proceedings of the 1st ACM workshop on Security of ad hoc and sensor networks
Group-based key pre-distribution in wireless sensor networks
Proceedings of the 4th ACM workshop on Wireless security
E.cient Aggregation of encrypted data in Wireless Sensor Networks
MOBIQUITOUS '05 Proceedings of the The Second Annual International Conference on Mobile and Ubiquitous Systems: Networking and Services
A key pre-distribution scheme using deployment knowledge for wireless sensor networks
IPSN '05 Proceedings of the 4th international symposium on Information processing in sensor networks
IAS '07 Proceedings of the Third International Symposium on Information Assurance and Security
Security in mobile ad hoc networks: challenges and solutions
IEEE Wireless Communications
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Key management in Wireless Sensor Networks (WSNs) is a challenging research issue due to the limited resources of sensor nodes. Key management is even more complicated in scalable Mobile Sensor Networks (MSNs) where node mobility poses far more dynamics as compared to static WSNs. The unique characteristics of mobile nodes create a number of nontrivial challenges for security design, given stringent resource constraints, scalability requirements and a highly dynamic topology. Security services for MSNs include authentication, communication confidentiality and integrity. Key management/establishment can be a fundamental requirement for attaining these security services. Existing key management schemes are application dependent and limited to static WSNs. In this paper we therefore propose a novel key management scheme which could be used both for static WSNs and MSNs. Evaluation results show a significant improvement in resilience against node capture attacks, data confidentiality, better memory overhead and connectivity for mobile nodes.