Cryptanalysis and Security Improvements of ‘Two-Factor User Authentication in Wireless Sensor Networks’

By Muhammad Khurram Khan, Khaled S. Alghathbar. Italian National Conference on Sensors, 2010

392 citations recorded by the source corpus.

User authentication in wireless sensor networks (WSN) is a critical security issue due to their unattended and hostile deployment in the field. Since sensor nodes are equipped with limited computing power, storage, and communication modules; authenticating remote users in such resource-constrained environments is a paramount security concern. Recently, M.L. Das proposed a two-factor user authentication scheme in WSNs and claimed that his scheme is secure against different kinds of attack. However, in this paper, we show that the M.L. Das-scheme has some critical security pitfalls and cannot be recommended for real applications. We point out that in his scheme: users cannot change/update their passwords, it does not provide mutual authentication between gateway node and sensor node, and is vulnerable to gateway node bypassing attack and privileged-insider attack. To overcome the inherent security weaknesses of the M.L. Das-scheme, we propose improvements and security patches that attempt to fix the susceptibilities of his scheme. The proposed security improvements can be incorporated in the M.L. Das-scheme for achieving a more secure and robust two-factor user authentication in WSNs.

Subfields: Computer Networks and Communications, Information Systems

View Paper: https://www.semanticscholar.org/paper/e91d0054ec5bdba609b2c34b45dde54f049c1eb7

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In Computer Networks and Communications

  1. Jianwei Niu
  2. Peilin Hong
  3. Hsiu-lien Yeh
  4. Xiong Li
  5. Saru Kumari
  6. Bostjan Brumen
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In Information Systems

  1. Jianwei Niu
  2. Peilin Hong
  3. Hsiu-lien Yeh
  4. Xiong Li
  5. Saru Kumari
  6. Bostjan Brumen
  7. Kaiping Xue
  8. Marimuthu Karuppiah

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