Quantum Oblivious Transfer: A Short Review

Quantum cryptography is the field of cryptography that explores the quantum properties of matter. Generally, it aims to develop primitives beyond the reach of classical cryptography and to improve existing classical implementations. Although much of the work in this field covers quantum key distribu...

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Main Authors: Manuel B. Santos, Paulo Mateus, Armando N. Pinto
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:Entropy
Subjects:
Online Access:https://www.mdpi.com/1099-4300/24/7/945
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author Manuel B. Santos
Paulo Mateus
Armando N. Pinto
author_facet Manuel B. Santos
Paulo Mateus
Armando N. Pinto
author_sort Manuel B. Santos
collection DOAJ
description Quantum cryptography is the field of cryptography that explores the quantum properties of matter. Generally, it aims to develop primitives beyond the reach of classical cryptography and to improve existing classical implementations. Although much of the work in this field covers quantum key distribution (QKD), there have been some crucial steps towards the understanding and development of quantum oblivious transfer (QOT). One can show the similarity between the application structure of both QKD and QOT primitives. Just as QKD protocols allow quantum-safe communication, QOT protocols allow quantum-safe computation. However, the conditions under which QOT is fully quantum-safe have been subject to intense scrutiny and study. In this review article, we survey the work developed around the concept of oblivious transfer within theoretical quantum cryptography. We focus on some proposed protocols and their security requirements. We review the impossibility results that daunt this primitive and discuss several quantum security models under which it is possible to prove QOT security.
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spelling doaj.art-ba0b85c5c01d40e29a1b08fe34df103c2023-12-03T15:00:28ZengMDPI AGEntropy1099-43002022-07-0124794510.3390/e24070945Quantum Oblivious Transfer: A Short ReviewManuel B. Santos0Paulo Mateus1Armando N. Pinto2Instituto de Telecomunicaçoes, 1049-001 Lisboa, PortugalInstituto de Telecomunicaçoes, 1049-001 Lisboa, PortugalInstituto de Telecomunicaçoes, 3810-193 Aveiro, PortugalQuantum cryptography is the field of cryptography that explores the quantum properties of matter. Generally, it aims to develop primitives beyond the reach of classical cryptography and to improve existing classical implementations. Although much of the work in this field covers quantum key distribution (QKD), there have been some crucial steps towards the understanding and development of quantum oblivious transfer (QOT). One can show the similarity between the application structure of both QKD and QOT primitives. Just as QKD protocols allow quantum-safe communication, QOT protocols allow quantum-safe computation. However, the conditions under which QOT is fully quantum-safe have been subject to intense scrutiny and study. In this review article, we survey the work developed around the concept of oblivious transfer within theoretical quantum cryptography. We focus on some proposed protocols and their security requirements. We review the impossibility results that daunt this primitive and discuss several quantum security models under which it is possible to prove QOT security.https://www.mdpi.com/1099-4300/24/7/945quantum cryptographyoblivious transfersecure multiparty computationprivate database query
spellingShingle Manuel B. Santos
Paulo Mateus
Armando N. Pinto
Quantum Oblivious Transfer: A Short Review
Entropy
quantum cryptography
oblivious transfer
secure multiparty computation
private database query
title Quantum Oblivious Transfer: A Short Review
title_full Quantum Oblivious Transfer: A Short Review
title_fullStr Quantum Oblivious Transfer: A Short Review
title_full_unstemmed Quantum Oblivious Transfer: A Short Review
title_short Quantum Oblivious Transfer: A Short Review
title_sort quantum oblivious transfer a short review
topic quantum cryptography
oblivious transfer
secure multiparty computation
private database query
url https://www.mdpi.com/1099-4300/24/7/945
work_keys_str_mv AT manuelbsantos quantumoblivioustransferashortreview
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