The development and use of Internet of Things(IoT)devices have grown significantly in recent years.Advanced IoT device characteristics are mainly to blame for the wide range of applications that may now be achieved wi...The development and use of Internet of Things(IoT)devices have grown significantly in recent years.Advanced IoT device characteristics are mainly to blame for the wide range of applications that may now be achieved with IoT devices.Corporations have begun to embrace the IoT concept.Identifying true and suitable devices,security faults that might be used for bad reasons,and administration of such devices are only a few of the issues that IoT,a new concept in technological progress,provides.In some ways,IoT device traffic differs from regular device traffic.Devices with particular features can be classified into categories,irrespective of their function or performance.Ever-changing and complex environments,like a smart home,demand this classification scheme.A total of 41 IoT devices were employed in this investigation.To build a multiclass classification model,IoT devices contributed 13 network traffic parameters.To further preprocess the raw data received,preprocessing techniques like Normalization and Dataset Scaling were utilized.Feature engineering techniques can extract features from the text data.A total of 117,423 feature vectors are contained in the dataset after stratification,which are used to further improve the classification model.In this study,a variety of performance indicators were employed to show the performance of the logiboosted algorithms.Logi-XGB scored 80.2%accuracy following application of the logit-boosted algorithms to the dataset for classification,whereas Logi-GBC achieved 77.8%accuracy.Meanwhile,Logi-ABC attained 80.7%accuracy.Logi-CBC,on the other hand,received the highest Accuracy score of 85.6%.The accuracy of Logi-LGBM and Logi-HGBC was the same at 81.37%each.Our suggested Logi-CBC showed the highest accuracy on the dataset when compared to existing Logit-Boosted Algorithms used in earlier studies.展开更多
The recent surge in development of smart homes and smart cities can be observed in many developed countries.While the idea to control devices that are in home(embedded with the Internet of Things(IoT)smart devices)by ...The recent surge in development of smart homes and smart cities can be observed in many developed countries.While the idea to control devices that are in home(embedded with the Internet of Things(IoT)smart devices)by the user who is outside the home might sound fancy,but it comes with a lot of potential threats.There can be many attackers who will be trying to take advantage of this.So,there is a need for designing a secure scheme whichwill be able to distinguish among genuine/authorized users of the system and attackers.And knowing about the details of when and what IoT devices are used by the user,the attacker can trace the daily activities of user and can plan an attack accordingly.Thus,the designed security scheme should guarantee confidentiality,anonymity and un-traceability.Most of the schemes proposed in the literature are either non-blockchain based which involves inherent problems of storing data in a single-server or assuming weaker attack models.In this work,we propose a novel scheme based on blockchain technology,assuming a stronger Canetti and Krawczyk(CK)-threat model.Through the formal and informal security,and comparative analysis,we show that the proposed scheme provides a superior security and more functionality features,with less communication cost and comparable computational cost as compared to other competent schemes.Moreover,the blockchain based simulation study on the proposed scheme has been conducted to show its feasibility in real-life application.展开更多
隐蔽性强及攻击方式灵活的中间人(Man-in-the-Middle Attack,MITM)攻击是当前物联网(Internet of Things,IoT)智能家居安全面临的最大安全隐患之一.从攻击与防御两个角度提出了基于上下文感知融合的物联网设备配对模型和基于熵的异构物...隐蔽性强及攻击方式灵活的中间人(Man-in-the-Middle Attack,MITM)攻击是当前物联网(Internet of Things,IoT)智能家居安全面临的最大安全隐患之一.从攻击与防御两个角度提出了基于上下文感知融合的物联网设备配对模型和基于熵的异构物联设备指纹生成机制,以对抗型思维并行开展监测与防御方案研究,实现了对隐藏安全威胁的感知与过滤,通过相似度阈值分析测试与评估模型的建立完成了设备安全性验证,具有较好的效果与优势.展开更多
Among the plethora of IoT(Internet of Things)applications,the smart home is one of the fastest-growing.However,the rapid development of the smart home has also made smart home systems a target for attackers.Recently,r...Among the plethora of IoT(Internet of Things)applications,the smart home is one of the fastest-growing.However,the rapid development of the smart home has also made smart home systems a target for attackers.Recently,researchers have made many efforts to investigate and enhance the security of smart home systems.Toward a more secure smart home ecosystem,we present a detailed literature review on the security of smart home systems.Specifically,we categorize smart home systems’security issues into the platform,device,and communication issues.After exploring the research and specific issues in each of these security areas,we summarize the root causes of the security flaws in today's smart home systems,which include the heterogeneity of internal components of the systems,vendors'customization,the lack of clear responsibility boundaries and the absence of standard security standards.Finally,to better understand the security of smart home systems and potentially provide better protection for smart home systems,we propose research directions,including automated vulnerability mining,vigorous security checking,and data-driven security analysis.展开更多
旨在解用户视角下的智能家居物联网监控系统的研究发展现状,探讨其未来研究发展关注点。在Web of Science数据库中以“智能家居(Smart Home)”“物联网(IoT)”“智能监控(Smart Monitor)”等相关术语为关键词搜索近5年SCI英文文献,搜索...旨在解用户视角下的智能家居物联网监控系统的研究发展现状,探讨其未来研究发展关注点。在Web of Science数据库中以“智能家居(Smart Home)”“物联网(IoT)”“智能监控(Smart Monitor)”等相关术语为关键词搜索近5年SCI英文文献,搜索结果共10660篇文献,筛选后对其中25篇论文进行文献翻译和综述。从功能设计、数据分析、系统适应、隐私安全4个方面对现有的智能家居物联网监控系统用户体验进行分析,并由此总结出未来在智能家居物联网监控系统用户体验设计上需要关注系统的可用性、可靠性、适应性和隐私安全性。为智能物联网时代背景下智能家居监控系统的用户体验创新研究提供参考。展开更多
智能家电/家居市场在这几年无论是在国内还是国外,都得到了蓬勃的发展,从底层软硬件的角度分析,其是目前同样处在高速发展期的物联网(Io T,Internet of Things)下的一个子集。本文论及的网络安全无论是对于智能家电/家居系统而言,还是...智能家电/家居市场在这几年无论是在国内还是国外,都得到了蓬勃的发展,从底层软硬件的角度分析,其是目前同样处在高速发展期的物联网(Io T,Internet of Things)下的一个子集。本文论及的网络安全无论是对于智能家电/家居系统而言,还是对物联网而言,概念、面临的挑战、应对的措施都如出一辙,故将两者作为一个整体进行论述。对于智能家电/家居设备、物联网器件本文多处以"互联设备"指代。物联网、智能家电/家居系统目前、也将会是今后很长一段时间内面临的一个最核心的难题便是网络安全问题。物联网自身互联万物的特性、绝大部分物件的弱处理能力、需要连接至Internet等特性决定了这个难题需要相关各方的大量工作才能解决。本文从宏观的角度对物联网网络安全的相关方面进行了初步的探讨。展开更多
文摘The development and use of Internet of Things(IoT)devices have grown significantly in recent years.Advanced IoT device characteristics are mainly to blame for the wide range of applications that may now be achieved with IoT devices.Corporations have begun to embrace the IoT concept.Identifying true and suitable devices,security faults that might be used for bad reasons,and administration of such devices are only a few of the issues that IoT,a new concept in technological progress,provides.In some ways,IoT device traffic differs from regular device traffic.Devices with particular features can be classified into categories,irrespective of their function or performance.Ever-changing and complex environments,like a smart home,demand this classification scheme.A total of 41 IoT devices were employed in this investigation.To build a multiclass classification model,IoT devices contributed 13 network traffic parameters.To further preprocess the raw data received,preprocessing techniques like Normalization and Dataset Scaling were utilized.Feature engineering techniques can extract features from the text data.A total of 117,423 feature vectors are contained in the dataset after stratification,which are used to further improve the classification model.In this study,a variety of performance indicators were employed to show the performance of the logiboosted algorithms.Logi-XGB scored 80.2%accuracy following application of the logit-boosted algorithms to the dataset for classification,whereas Logi-GBC achieved 77.8%accuracy.Meanwhile,Logi-ABC attained 80.7%accuracy.Logi-CBC,on the other hand,received the highest Accuracy score of 85.6%.The accuracy of Logi-LGBM and Logi-HGBC was the same at 81.37%each.Our suggested Logi-CBC showed the highest accuracy on the dataset when compared to existing Logit-Boosted Algorithms used in earlier studies.
基金supported by the Basic Science Research Program through the National Research Foundation of Korea(NRF)funded by the Ministry of Education under Grant 2020R1I1A3058605The authors also extend their gratitude to the Deanship of Scientific Research at King Khalid University for funding this work through research groups programunder Grant Number R.G.P.1/399/42。
文摘The recent surge in development of smart homes and smart cities can be observed in many developed countries.While the idea to control devices that are in home(embedded with the Internet of Things(IoT)smart devices)by the user who is outside the home might sound fancy,but it comes with a lot of potential threats.There can be many attackers who will be trying to take advantage of this.So,there is a need for designing a secure scheme whichwill be able to distinguish among genuine/authorized users of the system and attackers.And knowing about the details of when and what IoT devices are used by the user,the attacker can trace the daily activities of user and can plan an attack accordingly.Thus,the designed security scheme should guarantee confidentiality,anonymity and un-traceability.Most of the schemes proposed in the literature are either non-blockchain based which involves inherent problems of storing data in a single-server or assuming weaker attack models.In this work,we propose a novel scheme based on blockchain technology,assuming a stronger Canetti and Krawczyk(CK)-threat model.Through the formal and informal security,and comparative analysis,we show that the proposed scheme provides a superior security and more functionality features,with less communication cost and comparable computational cost as compared to other competent schemes.Moreover,the blockchain based simulation study on the proposed scheme has been conducted to show its feasibility in real-life application.
文摘隐蔽性强及攻击方式灵活的中间人(Man-in-the-Middle Attack,MITM)攻击是当前物联网(Internet of Things,IoT)智能家居安全面临的最大安全隐患之一.从攻击与防御两个角度提出了基于上下文感知融合的物联网设备配对模型和基于熵的异构物联设备指纹生成机制,以对抗型思维并行开展监测与防御方案研究,实现了对隐藏安全威胁的感知与过滤,通过相似度阈值分析测试与评估模型的建立完成了设备安全性验证,具有较好的效果与优势.
基金supported by the Hubei Provincial Key Research and Development Technology Special Innovation Project under Grant No.2021BAA032the Wuhan Applied Foundational Frontier Project under Grant No.2020010601012188the Guangdong Provincial Key Research and Development Plan Project of China under Grant No.2019B010139001.
文摘Among the plethora of IoT(Internet of Things)applications,the smart home is one of the fastest-growing.However,the rapid development of the smart home has also made smart home systems a target for attackers.Recently,researchers have made many efforts to investigate and enhance the security of smart home systems.Toward a more secure smart home ecosystem,we present a detailed literature review on the security of smart home systems.Specifically,we categorize smart home systems’security issues into the platform,device,and communication issues.After exploring the research and specific issues in each of these security areas,we summarize the root causes of the security flaws in today's smart home systems,which include the heterogeneity of internal components of the systems,vendors'customization,the lack of clear responsibility boundaries and the absence of standard security standards.Finally,to better understand the security of smart home systems and potentially provide better protection for smart home systems,we propose research directions,including automated vulnerability mining,vigorous security checking,and data-driven security analysis.
文摘旨在解用户视角下的智能家居物联网监控系统的研究发展现状,探讨其未来研究发展关注点。在Web of Science数据库中以“智能家居(Smart Home)”“物联网(IoT)”“智能监控(Smart Monitor)”等相关术语为关键词搜索近5年SCI英文文献,搜索结果共10660篇文献,筛选后对其中25篇论文进行文献翻译和综述。从功能设计、数据分析、系统适应、隐私安全4个方面对现有的智能家居物联网监控系统用户体验进行分析,并由此总结出未来在智能家居物联网监控系统用户体验设计上需要关注系统的可用性、可靠性、适应性和隐私安全性。为智能物联网时代背景下智能家居监控系统的用户体验创新研究提供参考。
文摘智能家电/家居市场在这几年无论是在国内还是国外,都得到了蓬勃的发展,从底层软硬件的角度分析,其是目前同样处在高速发展期的物联网(Io T,Internet of Things)下的一个子集。本文论及的网络安全无论是对于智能家电/家居系统而言,还是对物联网而言,概念、面临的挑战、应对的措施都如出一辙,故将两者作为一个整体进行论述。对于智能家电/家居设备、物联网器件本文多处以"互联设备"指代。物联网、智能家电/家居系统目前、也将会是今后很长一段时间内面临的一个最核心的难题便是网络安全问题。物联网自身互联万物的特性、绝大部分物件的弱处理能力、需要连接至Internet等特性决定了这个难题需要相关各方的大量工作才能解决。本文从宏观的角度对物联网网络安全的相关方面进行了初步的探讨。