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Multiple-key cryptography-based distributed certificate authority in mobile ad-hoc networks

  • Hongbo Zhou*
  • , Matt W. Mutka
  • , Lionel M. Ni
  • *Corresponding author for this work

Research output: Chapter in Book/Conference Proceeding/ReportConference Paper published in a bookpeer-review

Abstract

Most prevalent Distributed Certificate Authority (DCA) schemes in the MANET are based upon threshold cryptography, which is invulnerable to mobile adversaries and tolerable to missing or faulty DCA server nodes, and thus becomes the "de facto" standard for the security framework in the MANET. However, this scheme cannot defeat Sybil attacks, in which a malicious node impersonates many identities. To solve the problem, a multiple-key cryptography-based DCA scheme, namely the MC-DCA scheme, is proposed in the paper. It is invulnerable to Sybil attacks, and achieves lower communication overhead and moderate latency compared with the threshold-based scheme, which is supported by the simulation results.

Original languageEnglish
Title of host publicationGLOBECOM'05
Subtitle of host publicationIEEE Global Telecommunications Conference, 2005
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1681-1685
Number of pages5
ISBN (Print)0780394143, 9780780394148
DOIs
Publication statusPublished - 2005
EventGLOBECOM'05: IEEE Global Telecommunications Conference, 2005 - St. Louis, MO, United States
Duration: 28 Nov 20052 Dec 2005

Publication series

NameGLOBECOM - IEEE Global Telecommunications Conference
Volume3

Conference

ConferenceGLOBECOM'05: IEEE Global Telecommunications Conference, 2005
Country/TerritoryUnited States
CitySt. Louis, MO
Period28/11/052/12/05

Keywords

  • Distributed certificate authority
  • MANET
  • Security
  • Sybil attack

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