Security vs bandwidth: performance analysis between IPsec and OpenVPN in smart grid

Kinan Ghanem, Stephen Ugwuanyi, Jidapa Hansawangkit, Ross McPherson, Rabia Khan, James Irvine

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

5 Citations (Scopus)
361 Downloads (Pure)

Abstract

Secure wireless communication is an essential element of smart grid systems. This enables distributed industrial Internet of Things (IoT) assets to be remotely controlled and monitored from the control centre. In this piece of work, we evaluate the impact of employing OpenVPN and IPsec on the bandwidth required for the operation of distribution assets in next-generation substations Remote Terminal Units (RTUs) over IEC 61850-5-104. This analysis showed that OpenVPN added an average of 42 bytes to each packet inside the VPN tunnel, while Internet Protocol Security (IPsec) contributed an average overhead of 64 bytes. This demonstrated that employing IPsec would require more bandwidth than OpenVPN. Discussions on the reliability of wireless communication media for smart grid is also presented.
Original languageEnglish
Title of host publication2022 International Symposium on Networks, Computers and Communications, ISNCC 2022
Place of PublicationPiscataway, NJ
PublisherIEEE
Number of pages5
ISBN (Electronic)9781665485449
ISBN (Print)9781665485456
DOIs
Publication statusPublished - 15 Aug 2022
Event2022 International Symposium on Networks, Computers and Communications (ISNCC) - Shenzhen, China
Duration: 19 Jul 202222 Jul 2022
Conference number: ISNCC
http://www.isncc-conf.org/

Publication series

Name2022 International Symposium on Networks, Computers and Communications, ISNCC 2022

Conference

Conference2022 International Symposium on Networks, Computers and Communications (ISNCC)
Country/TerritoryChina
CityShenzhen
Period19/07/2222/07/22
Internet address

Keywords

  • bandwidth
  • IEC 61850-5-104
  • IPsec
  • encryption
  • OpenVPN
  • remote outstation
  • security
  • smart grid

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