Results 41 to 50 of about 1,005 (175)
Research on differential properties of Keccak-like nonlinear transform
By analyzing the nonlinear transformation in Keccak,n-gram Keccak-like nonlinear transform model was proposed firstly,and the differential properties of this kind of transformation was studied.They are proved that to the n-gram Keccak-like nonlinear ...
Qian-nan LI +3 more
doaj +2 more sources
Applying Grover's Algorithm to Hash Functions: A Software Perspective
Quantum software frameworks provide software engineers with the tools to study quantum algorithms as applied to practical problems. We implement classical hash functions MD5, SHA-1, SHA-2, and SHA-3 as quantum oracles to study the computational resource ...
Richard H. Preston
doaj +1 more source
GPU Accelerated Keccak (SHA3) Algorithm
Hash functions like SHA-1 or MD5 are one of the most important cryptographic primitives, especially in the field of information integrity. Considering the fact that increasing methods have been proposed to break these hash algorithms, a competition for a new family of hash functions was held by the US National Institute of Standards and Technology ...
Canhui Wang, Xiaowen Chu 0001
openaire +2 more sources
Contemporary distributed ledgers face an inherent trilemma when attempting to simultaneously optimize three critical properties: transaction throughput (measured in transactions per second [TPS]), network security, and node decentralization. Current decentralized storage platforms such as Filecoin encounter constraints in managing peak transaction ...
Saha Reno +3 more
wiley +1 more source
Threshold Implementations in Software: Micro-architectural Leakages in Algorithms
This paper provides necessary properties to algorithmically secure firstorder maskings in scalar micro-architectures. The security notions of threshold implementations are adapted following micro-processor leakage effects which are known to the ...
John Gaspoz, Siemen Dhooghe
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Design and Development of a Blockchain‐Enabled Decentralized Framework for Academic Microcredentials
Traditional higher education faces significant challenges, including rising costs, inflexibility, and a disconnect from workforce demands, while current credentialing systems are often centralized and vulnerable to fraud. Microcredentials have emerged as a solution, yet they lack integration into formal degree pathways and face issues with recognition ...
Abrar Mahbub Tanim +4 more
wiley +1 more source
Conditional Cube Attack on Round-Reduced ASCON
This paper evaluates the secure level of authenticated encryption Ascon against cube-like method. Ascon submitted by Dobraunig et al. is one of 16 survivors of the 3rd round CAESAR competition. The cube-like method is first used by Dinur et al.
Zheng Li, Xiaoyang Dong, Xiaoyun Wang
doaj +1 more source
In-Memory Computation Based Mapping of Keccak-f Hash Function
Cryptographic hash functions play a central role in data security for applications such as message authentication, data verification, and detecting malicious or illegal modification of data.
Sandeep Kaur Kingra +2 more
doaj +1 more source
Enhancing Security and Transparency in Satellite Data Transactions Using Ethereum‐Based Blockchain
This study presents an Ethereum‐based framework for securing satellite data transactions using ERC1155 tokenization, Proof of Authority consensus, and Threshold Cryptography. The system achieves low latency, high throughput, and significantly reduced gas costs while providing strong resistance against MITM, Sybil, and reentrancy attacks.
Saha Reno +3 more
wiley +1 more source
Parallel and High Speed Hashing in GPU for Telemedicine Applications
With the advent of a telemedicine technology, many medical services can be provided remotely, which greatly enhances the welfare of our mankind. However, security and privacy of medical data transmitted through telecommunication systems remain a serious ...
Wai-Kong Lee +5 more
doaj +1 more source

