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Related papers: On the Key Generation Rate of Physically Unclonabl…

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Physical Unclonable Functions (PUFs) are widely used in key generation, with each PUF cell typically producing one bit of data. To enable the extraction of longer keys, a new non-binary response generation scheme based on the…

Cryptography and Security · Computer Science 2024-10-29 Yonghong Bai , Zhiyuan Yan

Physical unclonable functions (PUFs) are widely considered in secret key generation for resource constrained devices. However, PUFs require additional hardware overhead. In this paper, we focus on developing a PUF-efficient, robust, and…

Cryptography and Security · Computer Science 2021-03-09 Yonghong Bai , Zhiyuan Yan

Physical Unclonable Functions can be used for secure key generation in cryptographic applications. It is explained how methods from coding theory must be applied in order to ensure reliable key regeneration. Based on previous work, we show…

Information Theory · Computer Science 2014-07-31 Sven Müelich , Sven Puchinger , Martin Bossert , Matthias Hiller , Georg Sigl

Physical Unclonable Functions (PUFs) exploit variations in the manufacturing process to derive bit sequences from integrated circuits, which can be used as secure cryptographic keys. Instead of storing the keys in an insecure, non-volatile…

Information Theory · Computer Science 2018-01-11 Sven Müelich , Sven Puchinger , Martin Bossert

Physical Unclonable Functions evaluate manufacturing variations to generate secure cryptographic keys for embedded systems without secure key storage. It is explained how methods from coding theory are applied in order to ensure reliable…

Information Theory · Computer Science 2015-01-28 Sven Puchinger , Sven Müelich , Martin Bossert , Matthias Hiller , Georg Sigl

We propose an approach for fast random number generation based on homemade optical physical unclonable functions (PUFs). The optical PUF is illuminated with input laser wavefront of continuous modulation to obtain different speckle…

Cryptography and Security · Computer Science 2021-10-04 Kun Chen , Feng Huang , Pidong Wang , Yongbiao Wan , Dong Li , Yao Yao

Physical unclonable functions (PUFs) are relatively new security primitives used for device authentication and device-specific secret key generation. In this paper we focus on SRAM-PUFs. The SRAM-PUFs enjoy uniqueness and randomness…

Information Theory · Computer Science 2018-05-03 Bin Chen , Tanya Ignatenko , Frans M. J. Willems , Roel Maes , Erik van der Sluis , Georgios Selimis

Physical Unclonable Functions (PUFs) are widely used to generate random Numbers. In this paper we propose a new architecture in which an Arbiter Based PUF has been employed as a nonlinear function in Nonlinear Feedback Shift Register (NFSR)…

Cryptography and Security · Computer Science 2012-04-12 Ali Sadr , Mostafa Zolfaghari-Nejad

Physical unclonable functions (PUF) extract secrets from randomness inherent in manufacturing processes. PUFs are utilized for basic cryptographic tasks such as authentication and key generation, and more recently, to realize key exchange…

Cryptography and Security · Computer Science 2017-01-31 Yansong Gao , Hua Ma , Geifei Li , Shaza Zeitouni , Said F. Al-Sarawi , Derek Abbott , Ahmad-Reza Sadeghi , Damith C. Ranasinghe

In this paper, we consider the generation and utilization of helper data for physical unclonable functions (PUFs) that provide real-valued readout symbols. Compared to classical binary PUFs, more entropy can be extracted from each basic…

Information Theory · Computer Science 2024-03-01 Robert F. H. Fischer

Physically Unclonable Functions (PUFs) are a promising solution for identity verification and asymmetric encryption. In this paper, a new Resistive Random Access Memory (ReRAM) PUF-based protocol is presented to create a physical ReRAM PUF…

Cryptography and Security · Computer Science 2025-10-14 Jack Garrard , John F. Hardy , Carlo daCunha , Mayank Bakshi

The two-terminal key agreement problem with biometric or physical identifiers is considered. Two linear code constructions based on Wyner-Ziv coding are developed. The first construction uses random linear codes and achieves all points of…

Information Theory · Computer Science 2020-02-27 Onur Günlü , Onurcan İşcan , Vladimir Sidorenko , Gerhard Kramer

Physical unclonable functions (PUFs) exploit the intrinsic complexity and irreproducibility of physical systems to generate secret information. PUFs have the potential to provide fundamentally higher security than traditional cryptographic…

Other Condensed Matter · Physics 2013-02-12 Omid Kavehei , Chun Hosung , Damith Ranasinghe , Stan Skafidas

Physical unclonable functions (PUFs) involve challenging practical applications of error-correcting codes (ECCs), requiring extremely low failure rates on the order of $10^{-6}$ and below despite raw input bit error rates as high as 22%.…

Information Theory · Computer Science 2025-10-13 Marvin Rübenacke , Sebastian Cammerer , Michael Sullivan , Alexander Keller

Unique key generation is essential for encryption purposes between Internet of Things (IoT) devices. To produce a unique key for this encryption, Physical Unclonable Functions (PUFs) might be employed. Also, the Random Number Generator…

Cryptography and Security · Computer Science 2023-04-11 Md Ishtyaq Mahmud , Ahmed Abdelgawad , Venkata P. Yanambaka

This paper provides a proof of concept for using SRAM based Physically Unclonable Functions (PUFs) to generate private keys for IoT devices. PUFs are utilized, as there is inadequate protection for secret keys stored in the memory of the…

Cryptography and Security · Computer Science 2019-07-30 Ashwija Reddy Korenda , Fatemeh Afghah , Bertrand Cambou , Christopher Philabaum

During the last years, Physically Unclonable Functions (PUFs) have become a very important research area in the field of hardware security due to their capability of generating volatile secret keys as well as providing a low-cost…

Cryptography and Security · Computer Science 2024-02-15 M. Garcia-Bosque , G. Díez-Señorans , C. Sánchez-Azqueta , S. Celma

Physically unclonable functions (PUFs) identify integrated circuits using nonlinearly-related challenge-response pairs (CRPs). Ideally, the relationship between challenges and corresponding responses is unpredictable, even if a subset of…

Physical Unclonable Functions (PUFs) are modern solutions for cheap and secure key storage. The security level strongly depends on a PUF's unpredictability, which is impaired if certain bits of the PUF response tend towards the same value…

Signal Processing · Electrical Eng. & Systems 2020-01-22 Florian Wilde , Michael Pehl

In this work we provide numerical results concerning a silicon-on-insulator photonic neuromorphic circuit configured as a physical unclonable function. The proposed scheme is enhanced with the capability to be operated as an unconventional…

Emerging Technologies · Computer Science 2024-10-18 Dimitris Dermanis , Panagiotis Rizomiliotis , Adonis Bogris , Charis Mesaritakis
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