Physical unclonable functions

Y Gao, SF Al-Sarawi, D Abbott - Nature Electronics, 2020 - nature.com
A physical unclonable function (PUF) is a device that exploits inherent randomness
introduced during manufacturing to give a physical entity a unique 'fingerprint'or trust anchor …

Chaotic organic crystal phosphorescent patterns for physical unclonable functions

H Im, J Yoon, J Choi, J Kim, S Baek, DH Park… - Advanced …, 2021 - Wiley Online Library
Abstract Since the 4th Industrial Revolution, Internet of Things based environments have
been widely used in various fields ranging from mobile to medical devices. Simultaneously …

Reconfigurable Optical Physical Unclonable Functions Enabled by VO2 Nanocrystal Films

Z Gan, F Chen, Q Li, M Li, J Zhang, X Lu… - … Applied Materials & …, 2022 - ACS Publications
Optical physical unclonable function (PUF) is one of the most promising hardware security
solutions, which has been proven to be resistant to machine learning attacks. However, the …

Physical unclonable function based on a multi-mode optical waveguide

C Mesaritakis, M Akriotou, A Kapsalis, E Grivas… - Scientific reports, 2018 - nature.com
Physical unclonable functions are the physical equivalent of one-way mathematical
transformations that, upon external excitation, can generate irreversible responses …

Low-temperature data remanence attacks against intrinsic SRAM PUFs

NA Anagnostopoulos, T Arul… - 2018 21st Euromicro …, 2018 - ieeexplore.ieee.org
In this work, we present the first systematic study of data remanence effects on an intrinsic
Static Random Access Memory Physical Unclonable Function (SRAM PUF) implemented on …

A zero-cost approach to detect recycled SoC chips using embedded SRAM

Z Guo, MT Rahman, MM Tehranipoor… - 2016 IEEE international …, 2016 - ieeexplore.ieee.org
Considering the rapid growth of the global consumer electronics market, counterfeiting of
integrated circuits (ICs), and in particular recycling, has become a serious issue in recent …

Systematic correlation and cell neighborhood analysis of SRAM PUF for robust and unique key generation

MT Rahman, A Hosey, Z Guo, J Carroll, D Forte… - Journal of Hardware and …, 2017 - Springer
A physical unclonable function (PUF) is a structure that produces a unique response, with an
issued challenge (input), which can be used as an identifier or a cryptographic key. SRAM …

Improving the reliability of SRAM-based PUFs under varying operation conditions and aging degradation

P Saraza-Canflanca, H Carrasco-Lopez… - Microelectronics …, 2021 - Elsevier
The utilization of power-up values in SRAM cells to generate PUF responses for chip
identification is a subject of intense study. The cells used for this purpose must be stable, ie …

SCARe: an SRAM-based countermeasure against IC recycling

Z Guo, X Xu, MT Rahman… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
With the rapid growth of the electronics market, counterfeiting of integrated circuits (ICs), in
particular IC recycling, has become a serious issue in recent years. Recycled ICs are those …

Attacking SRAM PUFs using very-low-temperature data remanence

NA Anagnostopoulos, T Arul, M Rosenstihl… - Microprocessors and …, 2019 - Elsevier
In this work, we extend our previous manuscript regarding a systematic study of data
remanence effects on an intrinsic Static Random Access Memory Physical Unclonable …