Results 51 to 60 of about 35,941 (264)

Artificial Intelligence for the Design of Symmetric Cryptographic Primitives

open access: yes, 2022
This chapter provides a general overview of AI methods used to support the design of cryptographic primitives and protocols. After giving a brief introduction to the basic concepts underlying the field of cryptography, we review the most researched use cases concerning the use of AI techniques and models to design cryptographic primitives, focusing ...
Mariot, L.   +3 more
openaire   +5 more sources

Assessment of Practical Satellite Quantum Key Distribution Architectures for Current and Near‐Future Missions

open access: yesInternational Journal of Satellite Communications and Networking, Volume 43, Issue 3, Page 164-192, May/June 2025.
ABSTRACT Quantum key distribution (QKD) allows the generation of cryptographic keys beyond the computational hardness paradigm and is befitting for secure data transmission requiring long‐term security. The communication distance of fiber‐based QKD, however, is limited to a few hundred kilometers due to the exponential scaling of signal attenuation ...
Davide Orsucci   +7 more
wiley   +1 more source

Variable Bit Permutations: Linear Characteristics and Pure VBP-Based Cipher [PDF]

open access: yesComputer Science Journal of Moldova, 2005
This paper describes linear characteristics of the variable bit permutations (VBP) that are used in the form of the data-dependent permutations. This primitive suites well to the design of fast cheap-hardware-oriented ciphers. Because of the existence of
N.A. Moldovyan   +2 more
doaj  

Towards Automated Augmentation and Instrumentation of Legacy Cryptographic Executables: Extended Version [PDF]

open access: yesarXiv, 2020
Implementation flaws in cryptographic libraries, design flaws in underlying cryptographic primitives, and weaknesses in protocols using both, can all lead to exploitable vulnerabilities in software. Manually fixing such issues is challenging and resource consuming, especially when maintaining legacy software that contains broken or outdated ...
arxiv  

Post-quantum cryptographic hardware primitives [PDF]

open access: yes, 2020
The development and implementation of post-quantum cryptosystems have become a pressing issue in the design of secure computing systems, as general quantum computers have become more feasible in the last two years.
Agrawal, Rashmi   +3 more
core  

Physically Unclonable Function Utilizing Stochastic Indirect Exchange Interaction

open access: yesSmall Structures, EarlyView.
A physically unclonable function (PUF) utilizes manufacturing variations to create secret keys. This study proposes a spin–orbit torque PUF model based on the Ruderman–Kittel–Kasuya–Yosida interaction. It features near‐ideal properties that can operate under zero magnetic field and varying temperatures.
Jeong Kyu Lee   +3 more
wiley   +1 more source

One-time memory from isolated Majorana islands

open access: yesNew Journal of Physics, 2022
A one-time memory (OTM) stores two bits such that either bit can be retrieved, but not both. One-time memories have been shown to allow for secure classical and quantum computations.
Sourav Kundu, Ben Reichardt
doaj   +1 more source

QR TPM in Programmable Low-Power Devices [PDF]

open access: yesarXiv, 2023
Trusted Platform Modules (TPMs), which serve as the root of trust in secure systems, are secure crypto-processors that carry out cryptographic primitives. Should large-scale quantum computing become a reality, the cryptographic primitives adopted in the TPM 2.0 standard will no longer be secure.
arxiv  

Compiling symbolic attacks to protocol implementation tests

open access: yes, 2012
Recently efficient model-checking tools have been developed to find flaws in security protocols specifications. These flaws can be interpreted as potential attacks scenarios but the feasability of these scenarios need to be confirmed at the ...
Ghabri, Hatem   +2 more
core   +4 more sources

A Security-aware Approach to JXTA-Overlay Primitives [PDF]

open access: yes, 2009
The JXTA-Overlay project is an effort to use JXTA technology to provide a generic set of functionalities that can be used by developers to deploy P2P applications.
Arnedo Moreno, Joan   +3 more
core   +3 more sources

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