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» Privacy-Preserving Network Aggregation
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147 views 119 votes 15 years 9 months ago  ADHOCNETS 2009»
Node clustering and data aggregation are popular techniques to reduce energy consumption in large WSNs and a large body of literature has emerged describing various clustering prot...
113 views 90 votes 15 years 9 months ago  ICC 2007»
— We propose two lightweight techniques to detect masquerade attacks on wireless sensor networks (WSN). Our solutions take into consideration, important WSN properties like cover...
116 views 110 votes 15 years 9 months ago  ICPP 2007»
In this paper, a novel packet classification scheme optimized for multi-core network processors is proposed. The algorithm, Explicit Cuttings (ExpCuts), adopts a hierarchical spac...
143 views 141 votes 15 years 8 months ago  FSKD 2005»
Core operations (e.g. TDMA scheduler, synchronized sleep period, data aggregation) of many proposed protocols for different layer of sensor network necessitate clock synchronizatio...
115 views 117 votes 15 years 8 months ago  ATAL 2003»
Abstract. We are developing a decentralized approach to trust based on referral systems, where agents adaptively give referrals to one another to find other trustworthy agents. In...
138 views 104 votes 15 years 2 months ago  CCR 1999»
Different applications have different security requirements for data privacy, data integrity, and authentication. Encryption is one technique that addresses these requirements. En...
121 views 140 votes 15 years 1 months ago  VTC 2010»
Abstract— In this paper, we propose an incentive system to stimulate the nodes’ cooperation in multi-hop wireless networks. Reducing the number and the size of the payment rece...
162 views 134 votes 15 years 29 days ago  GLOBECOM 2010»
Abstract--Cognitive radio networks require fast and reliable spectrum sensing to achieve high network utilization by secondary users. Current optimization approaches to spectrum se...
132 views 137 votes 15 years 9 months ago  WASA 2009»
Abstract. This paper is motivated by exploring the impact of the number of channels on the achievable communication latency for a specific communication task. We focus on how to u...
93 views 130 votes 15 years 9 months ago  ICDCS 2007»
Sensor nodes are often organized into clusters to facilitate many network operations such as data aggregation. Clustering has to be protected in hostile environments. Otherwise, a...