AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor Networks

Static sink-based wireless sensor networks (WSNs) suffer from an energy-hole problem. This incurs as the rate of energy consumption on sensor nodes around sinks and on critical paths is considerably faster. State-of-the-art en-routing filtering schemes save energy by countering false report injectio...

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Main Authors: Muhammad K. Shahzad, S. M. Riazul Islam, Kyung-Sup Kwak, Lewis Nkenyereye
Format: Article
Language:English
Published: MDPI AG 2019-09-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/19/18/4036
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spelling doaj-cbfc6e3e2418408596c0f12efb69fbdd2020-11-25T01:39:00ZengMDPI AGSensors1424-82202019-09-011918403610.3390/s19184036s19184036AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor NetworksMuhammad K. Shahzad0S. M. Riazul Islam1Kyung-Sup Kwak2Lewis Nkenyereye3Department of Computing, SEECS, National University of Sciences and Technology, Islamabad 44000, PakistanDepartment of Computer Science and Engineering, Sejong University, Seoul 05006, KoreaDepartment of Information and Communication Engineering, Inha University, Incheon 22212, KoreaDepartment of Computer and Information Security, Sejong University, Seoul 05006, KoreaStatic sink-based wireless sensor networks (WSNs) suffer from an energy-hole problem. This incurs as the rate of energy consumption on sensor nodes around sinks and on critical paths is considerably faster. State-of-the-art en-routing filtering schemes save energy by countering false report injection attacks. In addition to their unique limitations, these schemes generally do not examine energy awareness in underlying routing. Mostly, these security methods are based on a fixed filtering capacity, unable to respond to changes in attack intensity. Therefore, these limitations cause network partition(s), exhibiting adverse effects on network lifetime. Extending network lifetime while preserving energy and security thus becomes an interesting challenge. In this article, we address the aforesaid shortcomings with the proposed adaptive en-route filtering (AEF) scheme. In energy-aware routing, the fitness function, which is used to select forwarding nodes, considers residual energy and other factors as opposed to distance only. In pre-deterministic key distribution, keys are distributed based on the consideration of having paths with a different number of verification nodes. This, consequently, permits us to have multiple paths with different security levels that can be exploited to counter different attack intensities. Taken together, the integration of the special fitness function with the new key distribution approach enables the AEF to adapt the underlying dynamic network conditions. The simulation experiments under different settings show significant improvements in network lifetime.https://www.mdpi.com/1424-8220/19/18/4036filtering capacityadaptive filteringenergy-aware routingnetwork lifetimeenergy efficiencywireless sensor networks
collection DOAJ
language English
format Article
sources DOAJ
author Muhammad K. Shahzad
S. M. Riazul Islam
Kyung-Sup Kwak
Lewis Nkenyereye
spellingShingle Muhammad K. Shahzad
S. M. Riazul Islam
Kyung-Sup Kwak
Lewis Nkenyereye
AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor Networks
Sensors
filtering capacity
adaptive filtering
energy-aware routing
network lifetime
energy efficiency
wireless sensor networks
author_facet Muhammad K. Shahzad
S. M. Riazul Islam
Kyung-Sup Kwak
Lewis Nkenyereye
author_sort Muhammad K. Shahzad
title AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor Networks
title_short AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor Networks
title_full AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor Networks
title_fullStr AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor Networks
title_full_unstemmed AEF: Adaptive En-Route Filtering to Extend Network Lifetime in Wireless Sensor Networks
title_sort aef: adaptive en-route filtering to extend network lifetime in wireless sensor networks
publisher MDPI AG
series Sensors
issn 1424-8220
publishDate 2019-09-01
description Static sink-based wireless sensor networks (WSNs) suffer from an energy-hole problem. This incurs as the rate of energy consumption on sensor nodes around sinks and on critical paths is considerably faster. State-of-the-art en-routing filtering schemes save energy by countering false report injection attacks. In addition to their unique limitations, these schemes generally do not examine energy awareness in underlying routing. Mostly, these security methods are based on a fixed filtering capacity, unable to respond to changes in attack intensity. Therefore, these limitations cause network partition(s), exhibiting adverse effects on network lifetime. Extending network lifetime while preserving energy and security thus becomes an interesting challenge. In this article, we address the aforesaid shortcomings with the proposed adaptive en-route filtering (AEF) scheme. In energy-aware routing, the fitness function, which is used to select forwarding nodes, considers residual energy and other factors as opposed to distance only. In pre-deterministic key distribution, keys are distributed based on the consideration of having paths with a different number of verification nodes. This, consequently, permits us to have multiple paths with different security levels that can be exploited to counter different attack intensities. Taken together, the integration of the special fitness function with the new key distribution approach enables the AEF to adapt the underlying dynamic network conditions. The simulation experiments under different settings show significant improvements in network lifetime.
topic filtering capacity
adaptive filtering
energy-aware routing
network lifetime
energy efficiency
wireless sensor networks
url https://www.mdpi.com/1424-8220/19/18/4036
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