scholarly journals Energy Efficient and Secure LEACH for WSN

10.29007/cchb ◽  
2018 ◽  
Author(s):  
Jignesh Joshi ◽  
Dr. Jagdish Rathod ◽  
Dr. Kinita Wandra

This paper proposes energy efficient LEACH protocol for secure data transmission for wireless networks. The proposed work uses Networks Simulator – NS2.27 for the simulation of cluster based routing protocol LEACH in wireless sensor network. The work is to enhance the performance of LEACH in terms of energy saving and secure data transmission. Instead of random selection of Cluster Head (CH) the selection method is based on residual energy and vicinity of the node. With this hybrid approach, the node, which is eligible for the CH, will become cluster head and it enhances the performance of traditional LEACH. Traditional LAECH does not support secure data transmission and authentication of nodes in the clusters. By adding security between CH and CM using XOR function and key management, secure data transmission and authentication is carried out for selected application where security is the most important aspect. The proposed LEACH enhances lifetime of the wireless sensor network with security.

Webology ◽  
2021 ◽  
Vol 18 (05) ◽  
pp. 1226-1235
Author(s):  
Vasuki C ◽  
Dr. Kavitha S ◽  
Bhuvaneswari S

Wireless sensor networks are greatly utilized by various applications and environments to sense and transmit the data. As wireless sensor network doesn’t have any centralized architecture, there will be various issues occurs in the network such as data transmission failure, data security issues, energy resource limitation and so on. Various authors focused these issues and published different research works to resolve these issues. In this analysis work, energy efficient and secured data transmission techniques introduced by various authors has been discussed in detailed based on their working procedure and simulation methods. And also this research work provided the overall analysis of the research work based on merits and demerits and each and every technique discussed in the literature section. And also, this research work concluded with numerical evaluation between most recent works in terms of energy consumption and security level. This numerical evaluation is done in the NS2 simulation environment.


2021 ◽  
Vol ahead-of-print (ahead-of-print) ◽  
Author(s):  
Battina Srinuvasu Kumar ◽  
S.G. Santhi ◽  
S. Narayana

Purpose Inspired optimization algorithms respond to numerous scientific and engineering difficulties based on its flexibility and simplicity. Such algorithms are valid for optimization difficulties devoid of structural alterations. Design/methodology/approach This paper presents a nature-inspired optimization algorithm, named Sailfish optimizer (SFO) stimulated using sailfish group. Monetary custom of energy is a dangerous problem on wireless sensor network (WSN). Findings Network cluster is an effective method of reducing node power consumption and increasing network life. An algorithm for selecting cluster head (CHs) based on enhanced cuckoo search was proposed. But this algorithm uses a novel encoding system and wellness work. It integrates a few problems. To overthrow this method many metaheuristic-based CH selection algorithms are presented. To avoid this problem, this paper proposed the SFO algorithm based energy-efficient CH selection of WSN. Originality/value The proposed SFO algorithm based energy-efficient algorithm is used for discovering the CHs ideal situation. The simulations under delay, delratio, drop, energy, network lifetime, overhead and throughput are carried out.


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