Authenticating GNSS civilian signals: a survey

Abstract Civilian services of Global Navigation Satellite System are threatened by spoofing attacks since it is hard to determine the authenticity of a navigation signal with a detailed structure open to the public. Signal authentication effectively protects the security of the signal by attaching u...

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Main Authors: Muzi Yuan, Xiaomei Tang, Gang Ou
Format: Article
Language:English
Published: SpringerOpen 2023-02-01
Series:Satellite Navigation
Subjects:
Online Access:https://doi.org/10.1186/s43020-023-00094-6
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author Muzi Yuan
Xiaomei Tang
Gang Ou
author_facet Muzi Yuan
Xiaomei Tang
Gang Ou
author_sort Muzi Yuan
collection DOAJ
description Abstract Civilian services of Global Navigation Satellite System are threatened by spoofing attacks since it is hard to determine the authenticity of a navigation signal with a detailed structure open to the public. Signal authentication effectively protects the security of the signal by attaching unforgeable information to one or several elements of the signal. Receivers can verify the authenticity of the signal by extracting and validating this information. Developing good signal authentication schemes requires understanding possible spoofing modes, signal element specialty, and performance evaluation methods. This paper is an overview of navigation signal authentication, where the theories and reported approaches are described in detail. A design/performance matrix that demonstrates the advantages and defects of the signal element and its authentication design is summarized. Recommendations are proposed to improve the robustness, security, efficiency, and implementation hardness for future designs of navigation signal authentication.
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spelling doaj.art-999c36f8255145a394169ad4a7e01dd22023-03-22T12:37:37ZengSpringerOpenSatellite Navigation2662-92912662-13632023-02-014111810.1186/s43020-023-00094-6Authenticating GNSS civilian signals: a surveyMuzi Yuan0Xiaomei Tang1Gang Ou2School of Electronic Science, National University of Defense TechnologySchool of Electronic Science, National University of Defense TechnologySchool of Electronic Science, National University of Defense TechnologyAbstract Civilian services of Global Navigation Satellite System are threatened by spoofing attacks since it is hard to determine the authenticity of a navigation signal with a detailed structure open to the public. Signal authentication effectively protects the security of the signal by attaching unforgeable information to one or several elements of the signal. Receivers can verify the authenticity of the signal by extracting and validating this information. Developing good signal authentication schemes requires understanding possible spoofing modes, signal element specialty, and performance evaluation methods. This paper is an overview of navigation signal authentication, where the theories and reported approaches are described in detail. A design/performance matrix that demonstrates the advantages and defects of the signal element and its authentication design is summarized. Recommendations are proposed to improve the robustness, security, efficiency, and implementation hardness for future designs of navigation signal authentication.https://doi.org/10.1186/s43020-023-00094-6GNSS spoofingSignal authenticationSignal structure designAuthentication scheme
spellingShingle Muzi Yuan
Xiaomei Tang
Gang Ou
Authenticating GNSS civilian signals: a survey
Satellite Navigation
GNSS spoofing
Signal authentication
Signal structure design
Authentication scheme
title Authenticating GNSS civilian signals: a survey
title_full Authenticating GNSS civilian signals: a survey
title_fullStr Authenticating GNSS civilian signals: a survey
title_full_unstemmed Authenticating GNSS civilian signals: a survey
title_short Authenticating GNSS civilian signals: a survey
title_sort authenticating gnss civilian signals a survey
topic GNSS spoofing
Signal authentication
Signal structure design
Authentication scheme
url https://doi.org/10.1186/s43020-023-00094-6
work_keys_str_mv AT muziyuan authenticatinggnssciviliansignalsasurvey
AT xiaomeitang authenticatinggnssciviliansignalsasurvey
AT gangou authenticatinggnssciviliansignalsasurvey