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Related papers: Impersonation with the Echo Protocol

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As the rapid proliferation of on-body Internet of Things (IoT) devices, their security vulnerabilities have raised serious privacy and safety issues. Traditional efforts to secure these devices against impersonation attacks mainly rely on…

Cryptography and Security · Computer Science 2019-04-09 Yong Huang , Mengnian Xu , Wei Wang , Hao Wang , Tao Jiang , Qian Zhang

Physical layer authentication relies on detecting unique imperfections in signals transmitted by radio devices to isolate their fingerprint. Recently, deep learning-based authenticators have increasingly been proposed to classify devices…

Cryptography and Security · Computer Science 2020-11-04 Samurdhi Karunaratne , Enes Krijestorac , Danijela Cabric

By adding users as a new dimension to connectivity, on-body Internet-of-Things (IoT) devices have gained considerable momentum in recent years, while raising serious privacy and safety issues. Existing approaches to authenticate these…

Cryptography and Security · Computer Science 2020-05-25 Yong Huang , Wei Wang , Hao Wang , Tao Jiang , Qian Zhang

Proof-of-Location (PoL) is a lightweight security concept for Internet-of-Things (IoT) networks, focusing on the sensor nodes as the least performant and most vulnerable parts of IoT networks. PoL builds on the identification of network…

Cryptography and Security · Computer Science 2023-03-01 Simon Tschirner , Katharina Zeuch , Sascha Kaven , Lorenz Bornholdt , Volker Skwarek

The security of the Internet of Things (IoT) is receiving considerable interest as the low power constraints and complexity features of many IoT devices are limiting the use of conventional cryptographic techniques. This article provides an…

Cryptography and Security · Computer Science 2017-10-11 Junqing Zhang , Trung Q. Duong , Roger Woods , Alan Marshall

Audio has become an increasingly crucial biometric modality due to its ability to provide an intuitive way for humans to interact with machines. It is currently being used for a range of applications, including person authentication to…

Sound · Computer Science 2023-07-14 Rishabh Ranjan , Mayank Vatsa , Richa Singh

This report presents some technical details on the authentication process of a lightweight key exchange protocol, paying attention on how Man-in-the-Middle (MitM) attacks could undermine its security, e.g., under the scope of lawful…

Cryptography and Security · Computer Science 2025-10-14 Daniel Hennig , Joaquin Garcia-Alfaro

The enforcement of security policies in outsourced environments is still an open challenge for policy-based systems. On the one hand, taking the appropriate security decision requires access to the policies. However, if such access is…

Cryptography and Security · Computer Science 2013-06-21 Muhammad Rizwan Asghar , Mihaela Ion , Giovanni Russello , Bruno Crispo

A novel method and protocol establishing common secrecy based on physical parameters between two users is proposed. The four physical parameters of users are their clock frequencies, their relative clock phases and the distance between…

Cryptography and Security · Computer Science 2017-08-17 Satyam Dwivedi , John Olof Nilsson , Panos Papadimitratos , Peter Händel

We define a problem of certifying computation integrity performed by some remote party we do not necessarily trust. We present a multi-party interactive protocol called SafeComp that solves this problem under specified constraints.…

Cryptography and Security · Computer Science 2020-05-25 Evgeny Shishkin , Evgeny Kislitsyn

Spectre attacks enable an attacker to access restricted data in an application's memory. Both the academic community and industry veterans have developed several mitigations to block Spectre attacks, but to date, very few have been formally…

Cryptography and Security · Computer Science 2022-08-03 Sunjay Cauligi , Marco Guarnieri , Daniel Moghimi , Deian Stefan , Marco Vassena

The MySQL challenge-and-response authentication protocol is proved insecure. We show how can an eavesdropper impersonate a valid user after witnessing only a few executions of this protocol. The algorithm of the underlying attack is…

Cryptography and Security · Computer Science 2010-06-15 Ivan Arce , Emiliano Kargieman , Gerardo Richarte , Carlos Sarraute , Ariel Waissbein

Over the last few years, a rapidly increasing number of Internet-of-Things (IoT) systems that adopt voice as the primary user input have emerged. These systems have been shown to be vulnerable to various types of voice spoofing attacks.…

Cryptography and Security · Computer Science 2018-03-28 Yuan Gong , Christian Poellabauer

Quantum metrology and cryptography can be combined in a distributed and/or remote sensing setting, where distant end-users with limited quantum capabilities can employ quantum states, transmitted by a quantum-powerful provider via a quantum…

Quantum Physics · Physics 2025-05-06 G. Bizzarri , M. Barbieri , M. Manrique , M. Parisi , F. Bruni , I. Gianani , M. Rosati

Security and privacy are the inherent problems in RFID communications. There are several protocols have been proposed to overcome those problems. Hash chain is commonly employed by the protocols to improve security and privacy for RFID…

Cryptography and Security · Computer Science 2010-08-17 Irfan Syamsuddin , Tharam Dillon , Elizabeth Chang , Song Han

By expanding the connection of objects to the Internet and their entry to human life, the issue of security and privacy has become important. In order to enhance security and privacy on the Internet, many security protocols have been…

Cryptography and Security · Computer Science 2019-07-29 Masoumeh Safkhani , Nasour Bagheri

Some protected password change protocols were proposed. However, the previous protocols were easily vulnerable to several attacks such as denial of service, password guessing, stolen-verifier and impersonation atacks etc. Recently, Chang et…

Cryptography and Security · Computer Science 2007-05-23 Ren-Chiun Wang , Chou-Chen Yang , Kun-Ru Mo

Being able to accurately locate wireless devices, while guaranteeing high-level of security against spoofing attacks, benefits all participants in the localization chain (e.g., end users, network operators, and location service providers).…

Signal Processing · Electrical Eng. & Systems 2020-12-11 Marko Beko , Slavisa Tomic

Authenticated teleportation aims to certify the transmission of a quantum state through teleportation, even in the presence of an adversary. This scenario can be pictured in terms of an untrusted source distributing a Bell state between two…

Quantum Physics · Physics 2020-10-08 Anupama Unnikrishnan , Damian Markham

This paper analyzes the security of the Message Queuing Telemetry Transport (MQTT) protocol in the context of the Internet of Things (IoT). The main objective consists of identifying vulnerabilities and proposing security improvements.…

Cryptography and Security · Computer Science 2026-05-18 Ricardo Venâncio , Clarisse Sousa , Filipe Duarte , Luís Ribeiro