Paper 2009/451 Original: eprint.iacr.org/2009/451 ↗

Efficient Certificateless KEM in the Standard Model

Georg Lippold
Colin Boyd
Juan González Nieto
Abstract

We give a direct construction of a certificateless key encapsulation mechanism (KEM) in the standard model that is more efficient than the generic constructions proposed before by Huang and Wong \cite{DBLP:conf/acisp/HuangW07}. We use a direct construction from Kiltz and Galindo's KEM scheme \cite{DBLP:conf/acisp/KiltzG06} to obtain a certificateless KEM in the standard model; our construction is roughly twice as efficient as the generic construction. We also address the security flaw discovered by Selvi et al. \cite{cryptoeprint:2009:462}.

Metadata
Available format(s)
PDF
Category
Cryptographic protocols
Publication info
Preprint.
History
2010-03-07: last updated
2009-09-20: published
Short URL
https://ia.cr/2009/451
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2009/451,
      author = {Georg Lippold and Colin Boyd and Juan González Nieto},
      title = {Efficient Certificateless KEM in the Standard Model},
      howpublished = {Cryptology {ePrint} Archive, Paper 2009/451},
      year = {2009},
      url = {https://eprint.iacr.org/2009/451}
}
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