Tor Hidden Services: A Systematic Literature Review

Anonymous communications networks were created to protect the privacy of communications, preventing censorship and traffic analysis. The most famous anonymous communication network is Tor. This anonymous communication network provides some interesting features. Among them, we can mention that Tor ca...

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Main Authors: Diana L. Huete Trujillo, Antonio Ruiz-Martínez
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Journal of Cybersecurity and Privacy
Subjects:
Online Access:https://www.mdpi.com/2624-800X/1/3/25
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author Diana L. Huete Trujillo
Antonio Ruiz-Martínez
author_facet Diana L. Huete Trujillo
Antonio Ruiz-Martínez
author_sort Diana L. Huete Trujillo
collection DOAJ
description Anonymous communications networks were created to protect the privacy of communications, preventing censorship and traffic analysis. The most famous anonymous communication network is Tor. This anonymous communication network provides some interesting features. Among them, we can mention that Tor can hide a user’s IP address when accessing to a service such as the Web, and it also supports Tor hidden services (THS) (now named onion services) as a mechanism to conceal the server’s IP address, used mainly to provide anonymity to websites. THS is an important research field in Tor. However, there is a lack of reviews that sum up the main findings and research challenges. In this article, we present a systematic literature review that aims to offer a comprehensive overview of the research made on THS by presenting the state-of-the-art and the different research challenges to be addressed. This review has been developed from a selection of 57 articles and presents main findings and advances regarding Tor hidden services, limitations found, and future issues to be investigated.
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spelling doaj.art-07654a9b91804f4c93560fdcca609c9d2023-11-22T13:42:39ZengMDPI AGJournal of Cybersecurity and Privacy2624-800X2021-09-011349651810.3390/jcp1030025Tor Hidden Services: A Systematic Literature ReviewDiana L. Huete Trujillo0Antonio Ruiz-Martínez1Department of Information and Communications Engineering, University of Murcia, 30100 Murcia, SpainDepartment of Information and Communications Engineering, University of Murcia, 30100 Murcia, SpainAnonymous communications networks were created to protect the privacy of communications, preventing censorship and traffic analysis. The most famous anonymous communication network is Tor. This anonymous communication network provides some interesting features. Among them, we can mention that Tor can hide a user’s IP address when accessing to a service such as the Web, and it also supports Tor hidden services (THS) (now named onion services) as a mechanism to conceal the server’s IP address, used mainly to provide anonymity to websites. THS is an important research field in Tor. However, there is a lack of reviews that sum up the main findings and research challenges. In this article, we present a systematic literature review that aims to offer a comprehensive overview of the research made on THS by presenting the state-of-the-art and the different research challenges to be addressed. This review has been developed from a selection of 57 articles and presents main findings and advances regarding Tor hidden services, limitations found, and future issues to be investigated.https://www.mdpi.com/2624-800X/1/3/25Torhidden servicesonion servicessystematic literature reviewsurvey
spellingShingle Diana L. Huete Trujillo
Antonio Ruiz-Martínez
Tor Hidden Services: A Systematic Literature Review
Journal of Cybersecurity and Privacy
Tor
hidden services
onion services
systematic literature review
survey
title Tor Hidden Services: A Systematic Literature Review
title_full Tor Hidden Services: A Systematic Literature Review
title_fullStr Tor Hidden Services: A Systematic Literature Review
title_full_unstemmed Tor Hidden Services: A Systematic Literature Review
title_short Tor Hidden Services: A Systematic Literature Review
title_sort tor hidden services a systematic literature review
topic Tor
hidden services
onion services
systematic literature review
survey
url https://www.mdpi.com/2624-800X/1/3/25
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