The goal of our work is to design techniques and protocols that lead to ef. Data coming from multiple sensor nodes are aggregated as if they are about the same attribute of the. In a large sensor network, innetwork data aggregation significantly reduces the amount of communication and energy consumption. There are some welldesigned secure data aggregation schemes, which understandably have different tradeoffs and are suitable for particular operations.
In this paper, a data aggregation framework on wireless sensor networks is presented. Energy efficient for data aggregation in wireless sensor networks abdulmalik danmallam bello dept. Energy efficient for data aggregation in wireless sensor networks. Wireless sensor networks have limited computational power and limited memory and battery power, this leads to increased complexity for application developers and often results in applications that are closely coupled with network protocols. Oct 30, 2009 moreover, since during in network data aggregation some preelaboration of the data can be made, several wireless sensor network applications may benefit from having this preelaborated data and may be facilitated in handling and processing the sensor measurements. Data aggregation technique can successfully minimize the data traffic and energy consumption only when it is carried out in a secure manner. Based on maximal independent sets, a distributed algorithm to generate a collisionfree schedule for data aggregation in wireless sensor networks is proposed. When communication in sensor networks occurs over wireless links, confidential information about the communication patterns between sensor nodes could be leaked even when encryption is used to protect the actual contents of the messages. In wsn, sensors are distributed in different places, where they can be exposed to contact with the environment. Establishing a single path to report each data packet results in increasing energy consumption in wsn, hence, data aggregation routing is used to combine data packets and consequently reduce the number of. In wireless sensor network, data fusion is considered an essential process for preserving sensor energy.
Secure data aggregation technique for wireless sensor. We use innetwork aggregation such that data can be combined at the intermediate nodes en route to the sink. Robust data aggregation techniques in wireless sensor. The entropy is computed from the proposed local and global. Directional virtual backbone based data aggregation scheme for. Recently, many researchers have studied efficiently gathering data in wireless sensor networks to minimize the total energy. Data coming from multiple sensor nodes are aggregated as. Part2 of the survey explains the possible attacks that affect data aggregation in wireless sensor network. We consider a problem of minimum cost energy data aggregation in wireless sensor networks computing certain functions of sensed data. In many wireless sensor network wsn applications, such as environmental monitoring, spatial exploration, and battlefield surveillance, sensed. The university of texas at arlington, 2008 supervising professor. Data aggregation is an energy efficient technique in wsns. Energy efficient for data aggregation in wireless sensor. The secure data aggregation techniques in wireless sensor networks.
In many sensor applications, the data collected from individual nodes. Sensor network sensor node wireless sensor network data aggregation forward packet these keywords were added by machine and not by the authors. Data aggregation in wireless sensor networks using mobile data collector p. This redundancy can be eliminated by using data aggregation approach while routing packets from source nodes to base station. Wireless sensor networks wsns have been regarded as an emerging and promising field in both academia and industry. Varshney, a witnessbased approach for data fusion assurance in wireless sensor networks, in proc. Hierarchical concealed data aggregation for wireless sensor. We propose an energyefficient and highaccuracy eeha scheme for secure data aggregation in wireless sensor networks. Secure data aggregation in wireless sensor networks wei zhang, ph. Data aggregation in wireless sensor networks jin cui to cite this version.
A heuristic for maximizing the lifetime of data aggregation in. The routes are established to forward data packets from sensor nodes to the sink. Providing security to aggregate data in wireless sensor networks is known as secure data aggregation in wsn. Gateway nodes are deployed in network to increase lifetime of wsn. In such networks, sensor nodes deployed in a remote environment should selfconfigure without any. An important feature of a wsn is datacentricity, and the nodes of the network cooperate with each other to store and process the sensing data. Secure data aggregation in wireless sensor networks ieee 2012 ns2 in a large sensor network, innetwork data aggregation significantly reduces the amount of. Features of directional antennas and the visual data make wvsns more complex than the conventional wireless sensor network wsn. Based on maximal independent sets, a distributed algorithm to generate a collisionfree schedule for data aggregation in wireless sensor networks is. Energyefficient and highaccuracy secure data aggregation.
Adaptive data aggregation scheme in clustered wireless sensor. Data aggregation and gathering transmission in wireless. Realtime data aggregation in contentionbased wireless sensor networks jun zhang and xiaohua jia city university of hong kong and guoliang xing michigan state university we investigate the problem of delay constrained maximal information collection for csmabased wireless sensor networks. Data aggregation is an essential and efficient paradigm for wireless routing in sensor networks, and its idea is to combine the data from different sources by eliminating redundancy to reduce the amount of data.
Secure data aggregation in wireless sensor networks ieee. It is highly desirable for sensor nodes to detect and drop false data as soon as possible in order to avoid depleting their limited resources such as battery power and bandwidth 49. Sep 14, 20 secure data aggregation in wireless sensor networks ieee 2012 ns2 in a large sensor network, in network data aggregation significantly reduces the amount of communication and energy consumption. Sep 11, 2014 data aggregation in wireless sensor networks 1. In recent years, the main challenge was to develop energy e. Data aggregation in wireless sensor networks using mobile. Wireless sensor networks, throughput, delay, energy efficiency, protocols, eventbased, dynamic, data aggregation.
The impact of data aggregation on the performance of wireless. Data aggregation legal definition of data aggregation. The goal of eeha is that the sensor network can obtain an accurate aggregation result while guaranteeing that no private sensor reading is released to other sensors and that no significant extra overhead is introduced. Performance of data aggregation for wireless sensor networks. This process is experimental and the keywords may be updated as the learning algorithm improves. Secure data aggregation technique in wireless sensor. Energyefficient and privacypreserving spatial range aggregation. Recently, the research community has proposed a robust aggregation framework called synopsis diffusion which combines multipath routing schemes with duplicateinsensitive algorithms to accurately compute aggregates e. Wireless sensor networks wsns have emerged as a new informationgathering paradigm in a. Citeseerx document details isaac councill, lee giles, pradeep teregowda.
Data aggregation is the process of one or several sensors then collects the detection result from other sensor. In this paper, we have performed data aggregation on the basis of entropy of the sensors. The impact of data aggregation in wireless sensor networks. In wireless sensor network, data aggregation is the process of aggregation data from different sensor node by using aggregation techniques such as max, min, avg, count, sum as in 4 etc. Aggregation complicates the already existing security challenges for wireless sensor networks and requires new security techniques tailored specifically for this scenario. In addition, it intelligently distributes and executes aggregation queries in the sensor network in a time and powerefficient way, and is sensitive to the resource constraints and lossy communication properties of wireless sensor networks. Wireless sensor networks are composed of many inexpensive, lowpowered sensing devices with limited computational, memory and communication resources 1, 2. Secure data aggregation in wireless sensor networks sanjeev setiaa,sankardas roy band sushil jajodia a computer science department, george mason university, fairfax, va, usa b center for secure information systems, george mason university abstract. Data aggregation in typical wireless sensor networks, sensor nodes are usually resourceconstrained and batterylimited. Data aggregation routing protocols in wireless sensor. Secure and efficient verification for data aggregation in wireless. Data aggregation definition of data aggregation by medical.
The new method of concealed data aggregation in wireless. Wireless sensor networks wsns are increasingly used in many applications, such as volcano and fire monitoring, urban sensing, and perimeter surveillance. Performance evaluation of data aggregation for clusterbased. The impact of data aggregation in wireless sensor networks abstract sensor networks are distributed eventbased systems that differ from traditional communication networks in several ways.
Data aggregation is an essential and efficient paradigm for wireless routing in sensor networks, and its idea is to combine the data from different sources by eliminating redundancy to. In recent years, wireless sensor networks have been used for various applications such as environmental monitoring, military and medical applications. Data from sensors are collected from the study area in the common scenario of sensor networks. The security issues like data confidentiality and integrity, in data aggregation become vital when the sensor network is deployed in a hostile environment. Moreover, since during innetwork data aggregation some preelaboration of the data can be made, several wireless sensor network applications may benefit from having this preelaborated data and may be facilitated in handling and processing the sensor measurements. Energy efficiency is very important issue in wireless sensor networks wsns. Impact of data aggregation in wireless sensor networks. Secondly, to reduce the impact of sensitive raw data, we propose a dataindependent aggregation method which bene. Due to high node density in sensor networks same data is sensed by many nodes, which results in redundancy. Proceedings of the sixth australasian information security conference aisc 2008. In this paper, we propose a secure data aggregation protocol which. Although structured approaches are particularly useful for data gathering. Routing in wireless sensor network wsn aims to interconnect sensor nodes via single or multihop paths. A hybrid structure for data aggregation in wireless sensor.
Data aggregation in wireless sensor networks halinria. In wireless sensor networks, a compromised sensor node can inject false data during data forwarding and aggregation to forge the integrity of aggregated data. Minimum cost data aggregation for wireless sensor networks. Periodic data sampling leads to enormous collection of raw facts, the transmission of which would rapidly deplete the sensor power. Realtime data aggregation in contentionbased wireless.
Covering a wide range of applications, wireless sensor networks wsns can play an important role in iot by seamless integration among. Secure and privacypreserving data aggregation protocols for. There has been extensive work on data aggregation schemes in sensor networks, the aim of data. Data aggregation is a process of aggregating the sensor data using aggregation approaches. Effective approach for data aggregation in wireless sensor. Distributed data aggregation scheduling in wireless sensor. A wireless sensor network uses a large number of sensor nodes that continuously collect and send data from a specific region to a base station. Secure data aggregation in wireless sensor networks ieee 2012. Structurefree realtime data aggregation in wireless sensor. This thesis focuses on three fundamental issues that concern data aggregation protocols for periodic data collection in sensor networks.
In such networks, sensor nodes deployed in a remote environment should selfconfigure without any priori information about the network topology. This paper focuses on the data aggregation scheduling problem. Research article minimum cost data aggregation for wireless. Data aggregation is considered as one of the fundamental processing procedures for saving the energy. Secure data aggregation in wireless sensor network. If you continue browsing the site, you agree to the use of cookies on this website.
Selflearningbased data aggregation scheduling policy in wireless sensor networks with a reliance on mobility solutions for a widely dispersed base of employees and contractors, jesi clients depend on the travel data aggregation services enabled by traxo to keep track of employees at all times in places that can present safety challenges. Secure data aggregation technique in wireless sensor network. The impact of data aggregation on the performance of. There has been extensive work on data aggregation schemes in sensor networks, the aim of data aggregation is that eliminates redundant data transmission and enhances the lifetime of energy in wireless sensor network. Wireless sensor networks wsns have emerged as a new informationgathering or eventdetecting paradigm relying on the collective effort of numerous sensor nodes. Data aggregation in wireless sensor networks springerlink. Thus, it provides a simple, declarative interface for data collection and aggregation.
Data aggregation in wireless sensor network slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Delayconstrained data aggregation scheduling in wireless sensor. Secure data aggregation research for wireless sensor network. A common objective of wsn is to retrieve certain summary of sensed data instead of the entire set of data. Sanli, energyefficient and secure pattern based data aggregation for wireless sensor networks, special issue of computer communications on sensor networks, pp. In order to save resources and energy, data must be aggregated to avoid overwhelming amounts of traffic in the network. On data aggregation with secure bloom filter in wireless. Data aggregation routing protocols in wireless sensor networks. Wireless sensor networks data aggregation realtime forwarding abstract data aggregation is a very important method to conserve energy by eliminating the inherent redundancy of raw data in dense wsns. Using data aggregation to prevent traffic analysis in. Secure data aggregation in wireless sensor networks. A survey on data aggregation techniques in iot sensor networks.
Serial data aggregation ensures minimal energy consumption since only one sensor initiates the algorithm and each sensor communicates only once. The impact of data aggregation on the performance of wireless sensor networks. Secure data aggregation mechanism based on constrained. There is a growing interest in using wireless sensor technologies in various internet of things scenarios. Abstractdata aggregation is an essential operation in wireless sensor network applications. E computer and communication engg, department of it, sns college of technology, coimbatore, tamilnadu, 1india abstract.
292 1459 1507 382 1507 748 521 571 1264 1026 615 597 844 207 735 571 385 201 1068 68 1013 905 207 1239 1442 1036 114 571 417 1456 164 140