http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
QNFT: A Post-Quantum Non-fungible Tokens for Secure Metaverse Environment
Abir El Azzaoui,JaeSoo Kim Korea Information Processing Society 2024 Journal of information processing systems Vol.20 No.2
The digital domain has witnessed unprecedented growth, reshaping the way we interact, work, and even perceive reality. The internet has evolved into a vast ecosystem of interconnected virtual worlds, giving birth to the concept of the Metaverse. The Metaverse, often envisioned as a collective virtual shared space, is created by the convergence of virtually enhanced physical reality and interactive digital spaces. Within this Metaverse space, the concept of ownership, identity, and authenticity takes on new dimensions, necessitating innovative solutions to safeguard individual rights. The digital transformation through Metaverse has also brought forth challenges, especially in copyright protection. As the lines between the virtual and physical blur, the traditional notions of ownership and rights are being tested. The Metaverse, with its multitude of user-generated content, poses unique challenges. The primary objective of this research is multifaceted. Firstly, there's a pressing need to understand the strategies employed by non-fungible token (NFT) marketplaces within the Metaverse to strengthen security and prevent copyright violations. As these platforms become centers for digital transactions, ensuring the authenticity and security of each trade becomes paramount. Secondly, the study aims to delve deep into the foundational technologies underpinning NFTs, from the workings of blockchain to the mechanics of smart contracts, to understand how they collectively ensure copyright protection. Thus, in this paper, we propose a quantum based NFT solution that can secure Metaverse and copyright contents in an advanced manner.
Haotian Chen,Abir El Azzaoui,Sekione Reward Jeremiah,박종혁 한국정보처리학회 2023 Journal of information processing systems Vol.19 No.2
The industrial Internet of Things (IIoT) is characterized by intelligent connection, real-time data processing,collaborative monitoring, and automatic information processing. The heterogeneous IIoT devices require a highdata rate, high reliability, high coverage, and low delay, thus posing a significant challenge to informationsecurity. High-performance edge and cloud servers are a good backup solution for IIoT devices with limitedcapabilities. However, privacy leakage and network attack cases may occur in heterogeneous IIoT environments. Cloud-based multi-party computing is a reliable privacy-protecting technology that encourages multipartyparticipation in joint computing without privacy disclosure. However, the default cloud selection methoddoes not meet the heterogeneous IIoT requirements. The server can be dishonest, significantly increasing theprobability of multi-party computation failure or inefficiency. This paper proposes a blockchain and smartcontract-based optimized cloud node selection framework. Different participants choose the best server thatmeets their performance demands, considering the communication delay. Smart contracts provide a progressiverequest mechanism to increase participation. The simulation results show that our framework improves overallmulti-party computing efficiency by up to 44.73%.
Quantum Communication Technology for Future ICT - Review
( Sushil Kumar Singh ),( Abir El Azzaoui ),( Mikail Mohammed Salim ),( Jong Hyuk Park ) 한국정보처리학회 2020 Journal of information processing systems Vol.16 No.6
In the last few years, quantum communication technology and services have been developing in various advanced applications to secure the sharing of information from one device to another. It is a classical commercial medium, where several Internet of Things (IoT) devices are connected to information communication technology (ICT) and can communicate the information through quantum systems. Digital communications for future networks face various challenges, including data traffic, low latency, deployment of high-broadband, security, and privacy. Quantum communication, quantum sensors, quantum computing are the solutions to address these issues, as mentioned above. The secure transaction of data is the foremost essential needs for smart advanced applications in the future. In this paper, we proposed a quantum communication model system for future ICT and methodological flow. We show how to use blockchain in quantum computing and quantum cryptography to provide security and privacy in recent information sharing. We also discuss the latest global research trends for quantum communication technology in several countries, including the United States, Canada, the United Kingdom, Korea, and others. Finally, we discuss some open research challenges for quantum communication technology in various areas, including quantum internet and quantum computing.
안전한 스마트시티를 위한 포스트 퀀텀 스마트그리드 기술에 대한 고찰
김민지(Minji Kim),Abir EL Azzaoui,박지수(Ji Su Park),강정호(Jungho Kang),박종혁(Jong Hyuk Park) 한국정보기술학회 2024 Proceedings of KIIT Conference Vol.2024 No.5
스마트시티 발전으로 인해 보안 문제가 증가하고 있으며, 특히 스마트그리드 같은 핵심 요소의 취약점 관련 보안 연구들이 증가하고 있다. RSA 알고리즘 같은 기존 방법은 키 길이 증가에 따른 계산 시간 증가로 보안성을 강화하지만 양자 컴퓨터의 등장으로 기존 알고리즘들의 안전성에 의문이 제기되고 있다. 본 논문에서는 스마트그리드에 양자 키 분배를 적용하여 보안을 강화하는 방안을 제안하며 추가로 인공지능과 블록체인 기술을 활용한 보안 강화 방안을 탐구한다. 본 접근법으로 스마트시티의 보안 문제 해결에 기여할 것으로 전망한다. Security problems are increasing due to the development of smart cities, and in particular, security studies related to vulnerabilities of key elements such as smart grids are increasing. Existing methods such as the RSA algorithm enhance security by increasing computation time due to an increase in key length, but the safety of existing algorithms is being questioned by the advent of quantum computers. In this paper, we propose a plan to strengthen security by applying quantum key distribution to smart grids, and further explore ways to strengthen security using artificial intelligence and blockchain technology. It is expected that this approach will contribute to solving security problems in smart cities.
Park Jong Hyuk,Kumar Singh Sushil,EL Azzaoui Abir,Kim-Kwang Raymond Choo,Yang Laurence Tianruo 한국컴퓨터산업협회 2023 Human-centric Computing and Information Sciences Vol.13 No.-
Established and emerging technologies such as 5G, Internet of Things (IoT), and blockchain will play an increasingly significant role in smart city applications, which reinforce the importance of designing security and privacy-aware/preserving solutions. Hence, we comprehensively survey articles focusing on blockchain for a secure IoT-enabled smart city based on 5G and beyond, published between 2016 and 2023. In this survey, we first introduce the seminal contributions and background technological knowledge regarding smart city. Furthermore, based on the layered blockchain-based architecture of the IoT-enabled smart city, we provide an all-inclusive summary of previous works and outline the blockchain research framework in smart city. Then, we discuss how to use blockchain and beyond 5G in smart city applications, including smart manufacturing, and smart vehicular networks. In addition to reviewing the existing approaches described in the 125 articles surveyed, we also identify several limitations and present potential extensions to design future blockchain-based solutions for smart cities.
사용자 인증 기술 동향과 메타버스에서의 적용 방향 연구
이찬희 ( Chan Hee Lee ),아비르 ( Abir El Azzaoui ),강정호,박지수,박종혁 ( Jong Hyuk Park ) 한국정보처리학회 2022 한국정보처리학회 학술대회논문집 Vol.29 No.2
최근 공인인증서가 폐지되고 보다 발급이 간편하고 유효기간이 긴 사설인증서가 부상했다. 더불어 탈중앙화를 핵심 개념으로 하는 블록체인 기반 분산 신원 증명(Decentralized Identity, DID)기술이 대두되고 있다. 서비스 환경의 변화에 따라 사용자 인증 기술도 변화가 요구된다. 더욱이 메타버스라는 새로운 인터넷 환경이 조성되고 있는 바 현재 사용자 인증 기술의 동향을 살펴보고 미래에 사용자 인증이 나아갈 방향성을 제시하는 것은 의미가 있어 보인다. 본 논문에서는 사용자 인증 기술의 개요와 사용자 인증 기술의 변천과정을 시작으로 공개키 기반 구조(Public Key Infrastructure, PKI)와 분산 신원 증명을 중심으로 시장에서의 사용자 인증 기술의 동향을 살펴본다. 나아가 메타버스가 상용화되었을 시기에 사용자 인증 기술이 나아가야할 세가지 방향성(분산화, 플랫폼 초월, 생체 기반 인증 중심)을 제시한다.