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This paper introduces a new method of Blockchain formation for reliable storage of personal data of ID-card holders. In particular, the model of the information system is presented, the new structure of smart ID-cards and information on…

密码学与安全 · 计算机科学 2020-06-30 Sergii Kushch , Yurii Baryshev , Yurii Baryshev

Ethereum Smart Contracts based on Blockchain Technology (BT) enables monetary transactions among peers on a blockchain network independent of a central authorizing agency. Ethereum Smart Contracts are programs that are deployed as…

密码学与安全 · 计算机科学 2022-03-03 Noama Fatima Samreen , Manar H. Alalfi

We present a novel distributed computing framework that is robust to slow compute nodes, and is capable of both approximate and exact computation of linear operations. The proposed mechanism integrates the concepts of randomized sketching…

分布式、并行与集群计算 · 计算机科学 2023-09-06 Burak Bartan , Mert Pilanci

Containerization simplifies the sharing and deployment of applications when environments change in the software delivery chain. To deploy an application, container delivery methods push and pull container images. These methods operate on…

数据库 · 计算机科学 2021-04-07 Yuta Nakamura , Raza Ahmad , Tanu Malik

In the 21st century, transitioning to renewable energy sources is imperative, with fossil fuel reserves depleting rapidly and recognizing critical environmental issues such as climate change, air pollution, water pollution, and habitat…

系统与控制 · 电气工程与系统科学 2026-01-14 Wei-Jen Liu , Wei-Yu Chiu , Weiqi Hua

Smart Contract Vulnerability Detection (SCVD) is crucial to guarantee the quality of blockchain-based systems. Graph neural networks have been shown to be effective in learning semantic representations of smart contract code and are…

密码学与安全 · 计算机科学 2024-07-09 Yizhou Chen

Detecting illicit nodes on blockchain networks is a valuable task for strengthening future regulation. Recent machine learning-based methods proposed to tackle the tasks are using some blockchain transaction datasets with a small portion of…

机器学习 · 计算机科学 2023-07-25 Junliang Luo , Farimah Poursafaei , Xue Liu

Long polar codes can achieve the symmetric capacity of arbitrary binary-input discrete memoryless channels under a low complexity successive cancelation (SC) decoding algorithm. However, for polar codes with short and moderate code length,…

硬件体系结构 · 计算机科学 2014-11-18 Jun Lin , Zhiyuan Yan

In recent years, blockchain oracle, as the key link between blockchain and real-world data interaction, has greatly expanded the application scope of blockchain. In particular, the emergence of the Multi-Data Source (MDS) oracle has greatly…

密码学与安全 · 计算机科学 2024-10-17 Youquan Xian , Xueying Zeng , Chunpei Li , Peng Wang , Dongcheng Li , Peng Liu , Xianxian Li

The Ethereum state database uses Merkle Patricia Trie (MPT), which suffers from large witness proof sizes and high storage overhead. Verkle Tries have been proposed as a replacement, offering witness proofs below 150 bytes through vector…

数据库 · 计算机科学 2026-05-19 Luigi Crisci , Lorenz Schuler , Herbert Jordan , Bernhard Scholz

Data Availability Sampling (DAS), a central component of Ethereum's roadmap, enables clients to verify data availability without requiring any single client to download the entire dataset. DAS operates by having clients randomly retrieve…

数据结构与算法 · 计算机科学 2025-04-24 Dankrad Feist , Gottfried Herold , Mark Simkin , Benedikt Wagner

Polar codes are novel and efficient error correcting codes with low encoding and decoding complexities. These codes have a channel dependent generator matrix which is determined by the code dimension, code length and transmission channel…

密码学与安全 · 计算机科学 2017-12-22 Reza Hooshmand , Masoumeh Koochak Shooshtari , Mohammad Reza Aref

Browsers can detect malicious websites that are provisioned with forged or fake TLS/SSL certificates. However, they are not so good at detecting malicious websites if they are provisioned with mistakenly issued certificates or certificates…

密码学与安全 · 计算机科学 2017-07-21 Abhishek Singh , Binanda Sengupta , Sushmita Ruj

Polar codes have become one of the most favorable capacity achieving error correction codes (ECC) along with their simple encoding method. However, among the very few prior successive cancellation (SC) polar decoder designs, the required…

硬件体系结构 · 计算机科学 2011-11-04 Chuan Zhang , Bo Yuan , Keshab K. Parhi

For data privacy, system reliability, and security, Blockchain technologies have become more popular in recent years. Despite its usefulness, the blockchain is vulnerable to cyber assaults; for example, in January 2019 a 51% attack on…

密码学与安全 · 计算机科学 2022-12-20 D. Nancy Kirupanithi , A. Antonidoss , G. Subathra

In the short block length regime, pre-transformed polar codes together with successive cancellation list (SCL) decoding possess excellent error correction capabilities. However, in practice, the list size is limited due to the suboptimal…

Polar codes have promising error-correction capabilities. Yet, decoding polar codes is often challenging, particularly with large blocks, with recently proposed decoders based on list-decoding or neural-decoding. The former applies multiple…

信息论 · 计算机科学 2023-02-14 Tomer Raviv , Alon Goldman , Ofek Vayner , Yair Be'ery , Nir Shlezinger

In recent years, the growing complexity and scale of source code have rendered manual software vulnerability detection increasingly impractical. To address this challenge, automated approaches leveraging machine learning and code embeddings…

软件工程 · 计算机科学 2025-09-17 Talaya Farasat , Joachim Posegga

Smart contracts are central to a myriad of critical blockchain applications, from financial transactions to supply chain management. However, their adoption is hindered by security vulnerabilities that can result in significant financial…

密码学与安全 · 计算机科学 2025-09-30 Dalila Ressi , Alvise Spanò , Lorenzo Benetollo , Carla Piazza , Michele Bugliesi , Sabina Rossi

Long polar codes can achieve the capacity of arbitrary binary-input discrete memoryless channels under a low complexity successive cancelation (SC) decoding algorithm. But for polar codes with short and moderate code length, the decoding…

信息论 · 计算机科学 2016-11-18 Jun Lin , Chenrong Xiong , Zhiyuan Yan