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Online/offline signature based on UOV in wireless sensor networks

  • Jiahui Chen
  • , Shaohua Tang*
  • , Daojing He
  • , Yang Tan
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Being a member of the post quantum cryptography family, multivariate public key cryptographic (MPKC) system enjoys many useful properties such as fast implementation and moderate resources requirement, which is quite suitable for the wireless sensor network (WSN). However, MPKC system requires the usage of large public and private keys to ensure security which makes it inapplicable to wireless sensors with very limited system resources. In this paper, we propose an online/offline signature scheme based on a well known MPKC scheme: unbalanced oil and vinegar signature scheme for the wireless sensor network. Our scheme can reduce the cost of hardware running on signing process and the storage space of private key in the online signing phase. What is more, by combining a recent technique, the total storage requirement in a WSN node reduces by 85.8 % for the recommended parameters, which makes our new scheme feasible for the practical deployment on the WSN platforms.

Original languageEnglish
Pages (from-to)1719-1730
Number of pages12
JournalWireless Networks
Volume23
Issue number6
DOIs
StatePublished - 1 Aug 2017
Externally publishedYes

Keywords

  • Multivariate public key cryptosystems
  • On-line/off-line signature
  • Post-quantum cryptography

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