A Quantitative Model for Dynamic Security Analysis of Wireless Sensor Networks

Author(s):  
Alex Ramos ◽  
Breno Aquino ◽  
Marcella Lazar ◽  
Raimir Holanda Filho ◽  
Joel J. P. C. Rodrigues
Author(s):  
Văn Trường Nguyễn ◽  
Tuấn Anh Dương ◽  
Quý Sỹ Nguyễn

In wireless sensor networks, each sensor node nowadays is responsible for the exchange of sensory data with high performance in terms of QoS such as network throughput and delay under energy restrictions. Besides network performance, network security plays an important role in designing a wireless sensor network. One of current challenges is to design efficiently lightweight security methods to achieve highly secured transmissions and prolonged network lifetime. In this paper, we introduce an end-to-end two-way authentication scheme for WSNs under the heterogeneous assumption. By drawing on the benefit of lightweight homomorphic encryption and watermark data, numerical evaluations and security analysis show that our proposed method can prolong the network lifetime with the enhancement in network security.


Telecom IT ◽  
2019 ◽  
Vol 7 (1) ◽  
pp. 75-83
Author(s):  
V. Desnitsky ◽  
A. Meleshko

The paper comprises a review of approaches to security analysis of software and hardware components in wireless sensor networks. Research subject. The subject of the research is existing approaches to security analysis. Method. The methods of system analysis are applied in the work. Core results. A detailed analysis of existing threats and attacks on wireless sensor networks as well as an analysis of vulnerabilities and data transfer protocols between nodes of such systems has been performed. The main directions to ensure security of the wireless sensor networks are identified. Practical significance. The results obtained in this paper can be used to improve the means of protecting the wireless sensor networks from various cyber-physical attacks.


2013 ◽  
Vol 60 (11) ◽  
pp. 5348-5354 ◽  
Author(s):  
Daojing He ◽  
Chun Chen ◽  
Sammy Chan ◽  
Jiajun Bu ◽  
Laurence T. Yang

2012 ◽  
Vol 482-484 ◽  
pp. 252-255
Author(s):  
Xi Yuan Ma ◽  
Shu Mei Fan ◽  
Myong Soon Park

Wireless Sensor Networks (WSNs) are usually subjected to numerous threats and vulnerable to various attacks. Generally, the key management is considered to be the prerequisite for secure communication in WSNs. In this paper, we present a Localization-based Clustered Key Management (LCKM) which can efficiently enhance the network security and survivability for the clustered heterogeneous networks. LCKM utilizes the seeds to rekey and then localize the key materials, which protects the network from the compromised nodes by reducing the probability of the common key. The security analysis proves that LCKM can prevent more attacks than other protocols.


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