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Recently, major progress has been made towards the realisation of quantum internet to enable a broad range of classically intractable applications. These applications such as delegated quantum computation require running a secure…

Quantum Physics · Physics 2021-10-04 Mina Doosti , Niraj Kumar , Mahshid Delavar , Elham Kashefi

Security labels combining facile structural color readout and physically unclonable one-way function (PUF) approach provide promising strategy for fighting against forgery of marketable products. Here, we justify direct femtosecond-laser…

Entropy or randomness represents a foundational security property in security-related operations, such as key generation. Key generation in turn is central to security protocols such as authentication and encryption. Physical unclonable…

Cryptography and Security · Computer Science 2024-08-14 Jenilee Jao , Kristi Hoffman , Cheryl Reid , Ryan Thomson , Michael Thompson , Jim Plusquellic

Hardware-based security primitives have become critical to enhancing information security in the Internet of Things (IoT) era. Physical unclonable functions (PUFs) utilize the inherent variations in the manufacturing process to generate…

Cryptography and Security · Computer Science 2025-09-26 Min Wang , Chuanpeng Jiang , Zhaohao Wang , Zhengyi Hou , Zhongkui Zhang , Yuanfu Zhao , Hongxi Liu , Weisheng Zhao

Protection of physical objects against counterfeiting is an important task for the modern economies. In recent years, the high-quality counterfeits appear to be closer to originals thanks to the rapid advancement of digital technologies. To…

Cryptography and Security · Computer Science 2021-10-06 Olga Taran , Joakim Tutt , Taras Holotyak , Roman Chaban , Slavi Bonev , Slava Voloshynovskiy

Encryption techniques demonstrate a great deal of security when implemented in an optical system (such as holography) due to the inherent physical properties of light and the precision it demands. However, such systems have shown to be…

Traceability systems have become prevalent in supply chains because of the rapid development of RFID and IoT technologies. These systems facilitate product recall and mitigate problems such as counterfeiting, tampering, and theft by…

Cryptography and Security · Computer Science 2026-01-15 Fokke Heikamp , Lei Pan , Robin Doss , Rolando Trujillo-Rasua , Sushmita Ruj

In order to protect devices from physical manipulations, protective security enclosures were developed. However, these battery-backed solutions come with a reduced lifetime, and have to be actively and continuously monitored. In order to…

Cryptography and Security · Computer Science 2022-11-21 Kathrin Garb , Marvin Xhemrishi , Ludwig Kürzinger , Christoph Frisch

Physically Unclonable Functions (PUFs) are potential security blocks to generate unique and more secure keys in low-cost cryptographic applications. Dynamic random-access memory (DRAM) has been proposed as one of the promising candidates…

Cryptography and Security · Computer Science 2019-08-02 B. M. S. Bahar Talukder , Biswajit Ray , Domenic Forte , Md Tauhidur Rahman

Due to their unmatched entropy, complexity, and security level, optical Physical Unclonable Functions (PUFs) currently receive a lot of interest in the literature. Despite the large body of existing works, however, one of their core…

Memory corruption vulnerabilities are still a severe threat for software systems. To thwart the exploitation of such vulnerabilities, many different kinds of defenses have been proposed in the past. Most prominently, Control-Flow Integrity…

Cryptography and Security · Computer Science 2020-07-09 Patrick Wollgast , Robert Gawlik , Behrad Garmany , Benjamin Kollenda , Thorsten Holz

In this paper, we study the vulnerability of anti-spoofing methods based on deep learning against adversarial perturbations. We first show that attacking a CNN-based anti-spoofing face authentication system turns out to be a difficult task.…

Cryptography and Security · Computer Science 2019-10-02 Bowen Zhang , Benedetta Tondi , Mauro Barni

Noisy measurements of a physical unclonable function (PUF) are used to store secret keys with reliability, security, privacy, and complexity constraints. A new set of low-complexity and orthogonal transforms with no multiplication is…

Signal Processing · Electrical Eng. & Systems 2020-04-07 Onur Günlü , Rafael F. Schaefer

With the rapid progress over the past five years, face authentication has become the most pervasive biometric recognition method. Thanks to the high-accuracy recognition performance and user-friendly usage, automatic face recognition (AFR)…

Computer Vision and Pattern Recognition · Computer Science 2022-09-30 Chenqi Kong , Shiqi Wang , Haoliang Li

Field Programmable Gate Array (FPGA)-based embedded systems have become mainstream in the last decade, often in security-sensitive applications. However, even with an authenticated hardware platform, compromised software can severely…

Cryptography and Security · Computer Science 2025-01-15 Sneha Swaroopa , Venkata Sreekanth Balijabudda , Rajat Subhra Chakraborty , Indrajit Chakrabarti

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) 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

We consider a secret key agreement problem in which noisy physical unclonable function (PUF) outputs facilitate reliable, secure, and private key agreement with the help of public, noiseless, and authenticated storage. PUF outputs are…

Signal Processing · Electrical Eng. & Systems 2021-10-12 Onur Günlü , Rafael F. Schaefer , H. Vincent Poor

We present a secure communication system constructed using pairs of nonlinear photonic physical unclonable functions (PUFs) that harness physical chaos in integrated silicon micro-cavities. Compared to a large, electronically stored…

Cryptography and Security · Computer Science 2018-03-14 Brian C. Grubel , Bryan T. Bosworth , Michael R. Kossey , A. Brinton Cooper , Mark A. Foster , Amy C. Foster

The issue of detecting deepfakes has garnered significant attention in the research community, with the goal of identifying facial manipulations for abuse prevention. Although recent studies have focused on developing generalized models…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Jiazhi Guan , Tianshu Hu , Hang Zhou , Zhizhi Guo , Lirui Deng , Chengbin Quan , Errui Ding , Youjian Zhao
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