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Showing 1 to 17 of 17 for “"physical unclonable function"”.
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Physical Unclonable Function Techniques Applied for Digital Hardware Protection
… To take advantage of the external hardware, a physical unclonable function can be used to generate private keys without the need for storing them in memory. In this report, a design of a physical unclonable function is detailed and designed for use on an FPGA. Two different types of hardware …
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Optimization of Physical Unclonable Function Protocols for Lightweight Processing
Physically unclonable functions are increasingly used as security primitives for device identification and anti-counterfeiting. However, PUFs are associated with noise and bias which in turn affects its property of reliability and predictability. The noise is corrected using fuzzy extractors, but …
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A Systematic Approach to Design an Efficient Physical Unclonable Function
A Physical Unclonable Function (PUF) has shown a lot of promise to solve many security issues due to its ability to generate a random yet chip-unique secret in the form of an identifier or a key while resisting cloning attempts as well as physical tampering. It is a hardware-based …
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A Physical Unclonable Function derived from the power distribution system of an integrated circuit
… because the keys can be learned through attacks. Physical Unclonable Functions (PUFs) are a recently- proposed alternative to storing digital keys on the IC. A PUF leverages the inherent manufacturing variations of an IC to define a random function. However, poor performance under PUF quality …
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A Physical Unclonable Function Based on Inter-Metal Layer Resistance Variations and an Evaluation of its Temperature and Voltage Stability
… who can use probing attacks to steal the secret. Physical Unclonable functions (PUFs) have emerged as an alternative. PUFs leverage random manufacturing variations as the source of entropy for generating random bitstrings, and incorporate an on-chip infrastructure for measuring and digitizing the …
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Intrinsic PUFs for commodity devices
… solution that has been proposed is the Physical Unclonable Function (PUF), a hardware security primitive which generates identifiers from low level manufacturing process variations. <br/><br/>In this thesis several novel designs and improvements for Intrinsic PUFs are proposed and …
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Machine Learning Model Watermarking through DRAM PUFs
… watermarking scheme utilizing the PUF (Physical Unclonable Function) characteristics of DRAM modules. PUFs can work as strong hardware-based security fingerprints, and DRAMs have been shown to exhibit inherent PUF behavior. One way to generate a PUF from DRAM is by disabling the DRAM …
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Energy-Efficient Neural Network Hardware Design and Circuit Techniques to Enhance Hardware Security
… need to make sure the authenticity of the chip. Physical Unclonable Function (PUF) is a circuit primitive that can serve as a chip “fingerprint” by generating a unique ID for each chip. Another source of security concerns comes from the counterfeit ICs, and recycled and remarked ICs account for …
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Cross-layer instruction-aware timing error mitigation & evaluation for energy-efficient dependable architectures
… prone to timing errors that threaten system functionality and reliability. To protect circuits from timing errors, designers adopt pessimistic timing margins, which lead to energy inefficiency. This dissertation focuses on addressing the challenges related to energy efficiency and timing …
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Resource-constrained and Resource-efficient Modern Cryptosystem Design
… modern cryptosystems. The driving application is Physical Unclonable Function (PUF) based symmetric-key authentication. I first propose the smallest block cipher in 128-bit security level. Then, I show how to systematically extend this design into the smallest application-specific instruction set …
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The Effects of Quantum Dot Nanoparticles on Polyjet Direct 3D Printing Process
… of AM (when partnered with 3D scanning) to clone physical objects has raised concerns in the area of intellectual property (IP). To address this issue, the goal of this dissertation is to characterize and model a method to incorporate unique security features within AM builds. By adding optically …
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Design, Analysis, and Testing of Memristive Logic and Authentication Architectures
… devices scaling are approaching their physical limits. For example, current technology of the finFET is going towards 5nm. Hence, any variation of the channel size could produce undesirable effects, which brings challenges to addressing the problem. However, memristive devices as …
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Frequency Domain Authentication Using Piezoelectric PZT Disks as Hardware IDs
The increasing interconnectedness of the modern world in the consumer, commercial, and military realms has emphasized the necessity of authenticating devices to prevent impostor attack vulnerabilities from being exploited. However, conventional digital methods used to store identification …
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Securing Software Intellectual Property on Commodity and Legacy Embedded Systems
The proliferation of embedded systems into nearly every aspect of modern infrastructure and society has seen their deployment in such diverse roles as monitoring the power grid and processing commercial payments. Software intellectual property (SWIP) is a critical component of these increasingly …
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Context-sensitive key management for smart grid telemetric devices
… number of measurement devices. SCAPACH employs physical per-operator, per-pole-device information as well as changeable secret salts to generate new unique passwords and secret keys every time a pole device is accessed. In this work, we address the memory and computational constraint problem of …
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A digitalization framework enabling development and application of self-assembled materials
L'abstract è presente nell'allegato / the abstract is in the attachment