306 research outputs found

    A Survey on Security Threats and Countermeasures in IEEE Test Standards

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    International audienceEditor's note: Test infrastructure has been shown to be a portal for hackers. This article reviews the threats and countermeasures for IEEE test infrastructure standards

    Systematic Review of Internet of Things Security

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    The Internet of Things has become a new paradigm of current communications technology that requires a deeper overview to map its application domains, advantages, and disadvantages. There have been a number of in-depth research efforts to study various aspects of IoT. However, to the best of our knowledge, there is no literature that have discussed specifically and deeply about the security and privacy aspects of IoT. To that end, this paper aims at providing a more comprehensive and systematic review of IoT security based on the survey result of the most recent literature over the past three years (2015 to 2017). We have classified IoT security research based on the research objectives, application domains, vulner-abilities/threats, countermeasures, platforms, proto-cols, and performance measurements. We have also provided some security challenges for further research

    A Test Environment for Wireless Hacking in Domestic IoT Scenarios

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    Security is gaining importance in the daily life of every citizen. The advent of Internet of Things devices in our lives is changing our conception of being connected through a single device to a multiple connection in which the centre of connection is becoming the devices themselves. This conveys the attack vector for a potential attacker is exponentially increased. This paper presents how the concatenation of several attacks on communication protocols (WiFi, Bluetooth LE, GPS, 433 Mhz and NFC) can lead to undesired situations in a domestic environment. A comprehensive analysis of the protocols with the identification of their weaknesses is provided. Some relevant aspects of the whole attacking procedure have been presented to provide some relevant tips and countermeasures.This work has been partially supported by the Spanish Ministry of Science and Innovation through the SecureEDGE project (PID2019-110565RB-I00), and by the by the Andalusian FEDER 2014-2020 Program through the SAVE project (PY18-3724). // Open Access funding provided thanks to the CRUE-CSIC agreement with Springer Nature. // Funding for open access charge: Universidad de Málaga / CBU

    Remote attestation mechanism for embedded devices based on physical unclonable functions

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    Remote attestation mechanisms are well studied in the high-end computing environments; however, the same is not true for embedded devices-especially for smart cards. With ever changing landscape of smart card technology and advancements towards a true multi-application platform, verifying the current state of the smart card is significant to the overall security of such proposals. The initiatives proposed by GlobalPlatform Consumer Centric Model (GP-CCM) and User Centric Smart Card Ownership Model (UCOM) enables a user to download any application as she desire-depending upon the authorisation of the application provider. Before an application provider issues an application to a smart card, verifying the current state of the smart card is crucial to the security of the respective application. In this paper, we analyse the rationale behind the remote attestation mechanism for smart cards, and the fundamental features that such a mechanism should possess. We also study the applicability of Physical Unclonable Functions (PUFs) for the remote attestation mechanism and propose two algorithms to achieve the stated features of remote attestation. The proposed algorithms are implemented in a test environment to evaluate their performance. © 2013 The authors and IOS Press. All rights reserved

    Teaching FPGA Security

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    International audienceTeaching FPGA security to electrical engineering students is new at graduate level. It requires a wide field of knowledge and a lot of time. This paper describes a compact course on FPGA security that is available to electrical engineering master's students at the Saint-Etienne Institute of Telecom, University of Lyon, France. It is intended for instructors who wish to design a new course on this topic. The paper reviews the motivation for the course, the pedagogical issues involved, the curriculum, the lab materials and tools used, and the results. Details are provided on two original lab sessions, in particular, a compact lab that requires students to perform differential power analysis of FPGA implementation of the AES symmetric cipher. The paper gives numerous relevant references to allow the reader to prepare a similar curriculum

    IoT Security Evolution: Challenges and Countermeasures Review

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    Internet of Things (IoT) architecture, technologies, applications and security have been recently addressed by a number of researchers. Basically, IoT adds internet connectivity to a system of intelligent devices, machines, objects and/or people. Devices are allowed to automatically collect and transmit data over the Internet, which exposes them to serious attacks and threats. This paper provides an intensive review of IoT evolution with primary focusing on security issues together with the proposed countermeasures. Thus, it outlines the IoT security challenges as a future roadmap of research for new researchers in this domain

    On the practical use of physical unclonable functions in oblivious transfer and bit commitment protocols

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    In recent years, PUF-based schemes have been suggested not only for the basic tasks of tamper-sensitive key storage or the identification of hardware systems, but also for more complex protocols like oblivious transfer (OT) or bit commitment (BC), both of which possess broad and diverse applications. In this paper, we continue this line of research. We first present an attack on two recent OT and BC protocols which have been introduced by Brzuska et al. (CRYPTO, LNCS 6841, pp 51–70, Springer 2011). The attack quadratically reduces the number of CRPs which malicious players must read out to cheat, and fully operates within the original communication model of Brzuska et al. (CRYPTO, LNCS 6841, pp 51–70, Springer 2011). In practice, this leads to insecure protocols when electrical PUFs with a medium challenge-length are used (e.g., 64 bits), or whenever optical PUFs are employed. These two PUF types are currently among the most popular designs of so-called Strong PUFs. Secondly, we show that the same attack applies to a recent OT protocol of Ostrovsky et al. (IACR Cryptol. ePrint Arch. 2012:143, 2012), leading to exactly the same consequences. Finally, we discuss countermeasures. We present a new OT protocol with better security properties, which utilizes interactive hashing as a substep and is based on an earlier protocol by Rührmair (TRUST, LNCS 6101, pp 430–440, Springer 2010). We then closely analyze its properties, including its security, security amplification, and practicality
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