Results 41 to 50 of about 1,057 (155)

Investigation of the parameters of a physically unclonable arbiter-type function based on FPGA

open access: yesБезопасность информационных технологий, 2023
The influence of various circuitry solutions of a physically unclonable function (PUF) of the arbiter type and the location of their logical blocks on the parameters of the PUF are investigated. The increasing proliferation and use of Internet of Things (
Dmitry A. Kozin   +3 more
doaj   +1 more source

Redshift: Manipulating Signal Propagation Delay via Continuous-Wave Lasers

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2022
We propose a new laser injection attack Redshift that manipulates signal propagation delay, allowing for precise control of oscillator frequencies and other behaviors in delay-sensitive circuits.
Kohei Yamashita   +4 more
doaj   +3 more sources

Novel hybrid strong and weak PUF design based on FPGA

open access: yes网络与信息安全学报, 2021
Physically unclonable function (PUF) can produce intrinsic keys with characteristics of randomness, uniqueness and tamper-proof by exploiting the process deviations which can not be avoided in the chip manufacturing process.
LIAN Jiana   +2 more
doaj   +3 more sources

A 100% Stable Sense-Amplifier-Based Physically Unclonable Function With Individually Embedded Non-Volatile Memory

open access: yesIEEE Access, 2020
In this paper is presented a sense-amplifier-based physically unclonable function (PUF) with individually embedded non-volatile memory (eNVM) that offers 100% stable random bits.
Kang-Un Choi   +3 more
doaj   +1 more source

On the Security of a PUF-Based Authentication and Key Exchange Protocol for IoT Devices

open access: yesSensors, 2023
Recently, Roy et al. proposed a physically unclonable function (PUF)-based authentication and key exchange protocol for Internet of Things (IoT) devices.
Da-Zhi Sun, Yi-Na Gao, Yangguang Tian
doaj   +1 more source

A Reconfigurable SRAM Based CMOS PUF With Challenge to Response Pairs

open access: yesIEEE Access, 2021
This paper presents a reconfigurable SRAM-based physically unclonable function (PUF) topology with multiple challenge-response pairs (CRPs) per cell. The proposed PUF structure enables a very large CRP space by connecting additional pull-up and pull-down
Seungbum Baek   +5 more
doaj   +1 more source

Analytic and simulation results of a Gaussian analog random constant based on resistance dispersion

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
Physically Unclonable Constants (PUCs) are a special type of Physically Unclonable Functions (PUFs) and they can be used to embed secret bit-strings in chips.
Riccardo Bernardini
doaj   +1 more source

Blockchain-Based Physically Secure and Privacy-Aware Anonymous Authentication Scheme for Fog-Based Vanets

open access: yesIEEE Access, 2023
Vehicular Ad-hoc Networks (VANETs) have a lot of potential for improving traffic management and driver safety. However, employing a wireless channel for vehicle communication has security and privacy concerns such as authentication, confidentiality ...
Jegadeesan Subramani   +4 more
doaj   +1 more source

THE STUDY OF CELL VALUES DISTRIBUTION LAWS IN THE STATIC RAM CHIPS USED AS A PHYSICALLY UNCLONABLE FUNCTION IN A MUTUAL AUTHENTICATION MODULE

open access: yesСовременная наука и инновации, 2022
The item offers a view at the results of a study into static memory chips taken as a physically unclonable function for devices with mutual authentication, as well as offers an analysis of values distribution in static memory chip cells at initialization
G. S. Aliev   +2 more
doaj  

A Cautionary Note When Looking for a Truly Reconfigurable Resistive RAM PUF

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2018
The reconfigurable physically unclonable function (PUF) is an advanced security hardware primitive, suitable for applications requiring key renewal or similar refresh functions.
Kai-Hsin Chuang   +5 more
doaj   +1 more source

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