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The NTRU lattice is a promising candidate to construct practical cryptosystems, in particular key encapsulation mechanism (KEM), resistant to quantum computing attacks. Nevertheless, there are still some inherent obstacles to NTRU-based KEM…

密码学与安全 · 计算机科学 2022-11-10 Zhichuang Liang , Boyue Fang , Jieyu Zheng , Yunlei Zhao

Smart contracts are crucial elements of decentralized technologies, but they face significant obstacles to trustworthiness due to security bugs and trapdoors. To address the core issue, we propose a technology that enables programmers to…

密码学与安全 · 计算机科学 2023-04-19 Nikolaj Bjørner , Shuo Chen , Yang Chen , Zhongxin Guo , Peng Liu , Nanqing Luo

Quantum kernel methods are promising for near-term quantum ma- chine learning, yet their behavior under data corruption remains insuf- ficiently understood. We analyze how quantum feature constructions degrade under controlled additive…

Multi-Agent Deep Reinforcement Learning (MDRL) is a promising research area in which agents learn complex behaviors in cooperative or competitive environments. However, MDRL comes with several challenges that hinder its usability, including…

机器学习 · 计算机科学 2025-01-22 Ahmed Alagha , Jamal Bentahar , Hadi Otrok , Shakti Singh , Rabeb Mizouni

Federated Learning (FL) has emerged as a key paradigm for building Trustworthy AI systems by enabling privacy-preserving, decentralized model training. However, FL is highly susceptible to adversarial attacks that compromise model integrity…

密码学与安全 · 计算机科学 2026-02-26 Mario García-Márquez , Nuria Rodríguez-Barroso , M. Victoria Luzón , Francisco Herrera

Despite the advantages of decentralization and immutability, blockchain technology faces significant scalability and throughput limitations, which has prompted the exploration of off-chain solutions like payment channels. Adaptor signatures…

密码学与安全 · 计算机科学 2026-02-06 Yi Liang , Jinguang Han

In recent years, due to the trend in globalization, system integrators have had to deal with integrated circuit (IC)/intellectual property (IP) counterfeiting more than ever. These counterfeit hardware issues counterfeit hardware that have…

密码学与安全 · 计算机科学 2018-06-15 Fatemeh Tehranipoor

Smart contracts have been a topic of interest in blockchain research and are a key enabling technology for Connected Autonomous Vehicles (CAVs) in the era of Web 3.0. These contracts enable trustless interactions without the need for…

密码学与安全 · 计算机科学 2025-05-20 Xingchen Sun , Runhua Xu , Wei Ni , Li Duan , Chao Li

In this paper, we propose a semi-formal verification framework for single-flux quantum (SFQ) circuits called VeriSFQ, using the Universal Verification Methodology (UVM) standard. The considered SFQ technology is superconducting digital…

新兴技术 · 计算机科学 2019-03-19 Alvin D. Wong , Kevin Su , Hang Sun , Arash Fayyazi , Massoud Pedram , Shahin Nazarian

Blockchain is a decentralized system that allows transaction transmission and storage according to the roles of the Consensus algorithm and Smart contracts. Non-fungible tokens (NFTs) consolidate the best characteristics of blockchain…

密码学与安全 · 计算机科学 2022-09-07 Subhash Shankar Pandey , Tadasha Dash , Prasanta K. Panigrahi , Ahmed Farouk

In the dynamic realm of digital content, safeguarding intellectual property rights poses critical challenges. This paper presents "SecureRights," an innovative Blockchain-based Trusted Digital Rights Management (DRM) framework. It…

密码学与安全 · 计算机科学 2024-03-12 Tiroshan Madushanka , Dhammika S. Kumara , Atheesh A. Rathnaweera

We consider the task of sharing a secret quantum state in a quantum network in a verifiable way. We propose a protocol that achieves this task, while reducing the number of required qubits, as compared to the existing protocols. To achieve…

量子物理 · 物理学 2020-03-24 Victoria Lipinska , Gláucia Murta , Jérémy Ribeiro , Stephanie Wehner

The DFINITY blockchain computer provides a secure, performant and flexible consensus mechanism. At its core, DFINITY contains a decentralized randomness beacon which acts as a verifiable random function (VRF) that produces a stream of…

分布式、并行与集群计算 · 计算机科学 2018-05-15 Timo Hanke , Mahnush Movahedi , Dominic Williams

Dynamic security control (DSC) is considered a pivotal step for the future power grid, which is increasingly penetrated by inverter-based resources. However, the efficiency of such practices, whether governed by automatic generation control…

系统与控制 · 电气工程与系统科学 2025-12-05 Amin Masoumi , Mert Korkali

The development of blockchain technology has significantly enhanced the security and transparency of personal information and transaction records. Concurrent with the advancement of blockchain technology and the emergence of the digital…

密码学与安全 · 计算机科学 2025-09-03 Zeng Zhang , Xiaoqi Li

Enabling search over encrypted cloud data is essential for privacy-preserving data outsourcing. While searchable encryption has evolved to support individual requirements like fuzzy matching, dynamic updates, and result verification,…

密码学与安全 · 计算机科学 2025-12-24 Jie Zhang , Xiaohong Li , Man Zheng , Ruitao Feng , Shanshan Xu , Zhe Hou , Guangdong Bai

Blockchains facilitate secure resource transactions through smart contracts, yet these digital agreements are prone to vulnerabilities, particularly when interacting with external contracts, leading to substantial monetary losses.…

密码学与安全 · 计算机科学 2024-07-04 Haojia Sun , Kunal Singh , Jan-Paul Ramos-Dávila , Jonathan Aldrich , Jenna DiVincenzo

The wide application of Ethereum technology has brought technological innovation to traditional industries. As one of Ethereum's core applications, smart contracts utilize diverse contract codes to meet various functional needs and have…

密码学与安全 · 计算机科学 2024-07-02 Jiacheng Yao , Maolin Wang , Wanqi Chen , Chengxiang Jin , Jiajun Zhou , Shanqing Yu , Qi Xuan

With the advance application of blockchain technology in various fields, ensuring the security and stability of smart contracts has emerged as a critical challenge. Current security analysis methodologies in vulnerability detection can be…

密码学与安全 · 计算机科学 2025-07-31 Chenyang Peng , Haijun Wang , Yin Wu , Hao Wu , Ming Fan , Yitao Zhao , Ting Liu

Hybrid quantum systems seek to combine the strength of its constituents to master the fundamental conflicting requirements of quantum technology: fast and accurate systems control together with perfect shielding from the environment,…