Results 11 to 20 of about 1,005 (162)

Laser fabrication and evaluation of holographic intrinsic physical unclonable functions [PDF]

open access: yesScientific Reports, 2022
Optical Physical Unclonable Functions (PUFs) are well established as the most powerful anticounterfeiting tool. Despite the merits of optical PUFs, widespread use is hindered by existing implementations that are complicated and expensive.
Aggeliki Anastasiou   +4 more
doaj   +2 more sources

Leveraging Distributions in Physical Unclonable Functions

open access: yesCryptography, 2017
A special class of Physical Unclonable Functions (PUFs) referred to as strong PUFs can be used in novel hardware-based authentication protocols. Strong PUFs are required for authentication because the bit strings and helper data are transmitted openly by
Wenjie Che   +3 more
doaj   +3 more sources

Halide perovskite memristors as flexible and reconfigurable physical unclonable functions [PDF]

open access: yesNature Communications, 2021
Despite the impressive demonstrations with silicon and oxide memristors, realizing efficient roots of trust for resource-constrained hardware remains a challenge.
Rohit Abraham John   +8 more
doaj   +2 more sources

Electrospray deposition of physical unclonable functions for drug anti-counterfeiting [PDF]

open access: yesScientific Reports
In recent years, pharmaceutical counterfeiting has become an increasingly dangerous situation. A patient who unknowingly consumes a counterfeit drug is at a serious health risk.
Bryce J. Kingsley   +2 more
doaj   +2 more sources

Improving the longevity of optically-read quantum dot physical unclonable functions [PDF]

open access: yesScientific Reports, 2021
Quantum dot physically unclonable functions (QD-PUFs) provide a promising solution to the issue of counterfeiting. When quantum dots are deposited on a surface to create a token, they form a unique pattern that is unlikely to ever be reproduced in ...
Kieran D. Longmate   +4 more
doaj   +2 more sources

Emerging Physical Unclonable Functions With Nanotechnology

open access: yesIEEE Access, 2016
Physical unclonable functions (PUFs) are increasingly used for authentication and identification applications as well as the cryptographic key generation.
Yansong Gao   +4 more
doaj   +3 more sources

Spectral physical unclonable functions: downscaling randomness with multi-resonant hybrid particles [PDF]

open access: yesNature Communications
Optical physical unclonable functions (PUFs) are state-of-the-art in advanced security applications. Fabricated with inherent randomness, they generate fingerprint-like responses, serving as trust anchors for material assets.
Martin Sandomirskii   +9 more
doaj   +2 more sources

Quantum Key Distribution with Post-Processing Driven by Physical Unclonable Functions

open access: yesApplied Sciences
Quantum key distribution protocols allow two honest distant parties to establish a common truly random secret key in the presence of powerful adversaries, provided that the two users share a short secret key beforehand. This pre-shared secret key is used
Georgios M. Nikolopoulos, Marc Fischlin
doaj   +3 more sources

Quantum Physical Unclonable Functions: Possibilities and Impossibilities [PDF]

open access: yesQuantum, 2021
A Physical Unclonable Function (PUF) is a device with unique behaviour that is hard to clone hence providing a secure fingerprint. A variety of PUF structures and PUF-based applications have been explored theoretically as well as being implemented in ...
Myrto Arapinis   +3 more
doaj   +1 more source

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