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Hiroki Takakura - IEEE Xplore Author Profile

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Author details

Hiroki Takakura

Also published under: H. Takakura

Publications

41

Citations

257

Publications by Year

19992024

Co-Authors:

Shunji AbeMitsuaki AkiyamaRuo AndoKazufumi AokiHiroshi Asakura

Show All Co-Authors (71)

Hiroki Takakura

Also published under: H. Takakura

Affiliation

Center for Strategic Cyber Resilience Research and Development

National Institute of Informatics

Tokyo, Japan

Publication Topics

Internet Of Things,
Wireless Networks,
Ad Hoc Networks,
Additive Noise,
Data Delivery,
Game Theory,
Mixed Strategy,
Path Loss,
Route Selection,
Routing Algorithm,
Routing Scheme,
Source Node

Biography

Hiroki Takakura (Member, IEEE) received the B.S. and M.S. degrees from Kyushu University, Fukuoka, Japan, in 1990 and 1992, respectively, and the Dr.Eng. degree from Kyoto University, Kyoto, Japan, in 1995.,He is the Director of Cybersecurity Research and Development, National Institute of Informatics (NII), Tokyo, Japan. In that capacity, he takes the direction on its cybersecurity research. He has also supervised NII Security Operation Collaboration Services in order to enhance cyber resilience for 100 national universities since 2017. With his experiences and knowledge on cybersecurity, he has dedicated to many Japanese organizations including, Ministry of Health, Labor and Welfare, Ministry of Economy, Trade, and Industry. After researc...

Publications

41

Citations

257

Publications by Year

19992024

Co-Authors:

Shunji Abe
Mitsuaki Akiyama
Ruo Ando
Kazufumi Aoki
Hiroshi Asakura

Show All Co-Authors (71)

Author's Published Works

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Showing 1-25 of 41 results

Conferences (39)

Journals (1)

Magazines (1)

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Hiroki Takakura(34)
Yang Xu(8)
Jia Liu(8)
Yukiko Yamaguchi(8)
H. Takakura(7)
Information Technology Center, Nagoya University, Nagoya, Japan(7)
Graduate School of Information Science, Nagoya University, Nagoya, Japan(6)
Research and Development Initiative, Chuo University, Tokyo, Japan(5)
National Institute of Informatics, Tokyo, Japan(5)
Information Technology Center, University of Nagoya, Nagoya, Japan(4)
2011 IEEE/IPSJ International Symposium on Applications and the Internet(2)
2012 IEEE/IPSJ 12th International Symposium on Applications and the Internet(2)
2014 IEEE 38th Annual Computer Software and Applications Conference(2)
Proceedings of the Third International Conference on Web Information Systems Engineering (Workshops), 2002.(2)
2008 International Symposium on Applications and the Internet(1)
IEEE(41)
Video(1)
Kyoto, Japan(3)
Madrid, Spain(3)
Singapore(3)
Izmir, Turkey(2)
Munich, Germany(2)
Intrusion Detection System(13)
Virtual Machines(8)
False Positive Rate(7)
Intrusion Detection(7)
Traffic Data(7)

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Multi-Armed Bandit-Based Secure Routing in Air-Ground Integrated Networks

Xiaoyuan Liu;Yang Xu;Jia Liu;Hiroki Takakura;Xiaoying Liu;Kechen Zheng;Norio Shiratori

2024 IEEE Wireless Communications and Networking Conference (WCNC)

Year: 2024 | Conference Paper |

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Air-ground integrated networks (AGINs) are promising to provide wide-coverage, high-capacity, and low-latency communication services, and thus have been attracting increasing attention from industry and academia recently. However, the open and dynamic nature of AGINs makes them vulnerable to eavesdropping attacks, posing a major challenge in ensuring end-to-end information transmission security. T...Show More

Multi-Armed Bandit-Based Secure Routing in Air-Ground Integrated Networks

Xiaoyuan Liu;Yang Xu;Jia Liu;Hiroki Takakura;Xiaoying Liu;Kechen Zheng;Norio Shiratori

2024 IEEE Wireless Communications and Networking Conference (WCNC)

Year: 2024 | Conference Paper |

Bandwidth Allocation for Low-Latency Wireless Federated Learning: An Evolutionary Game Approach

Shanshan Zhang;Yang Xu;Jia Liu;Hiroki Takakura;Lyu Chen;Norio Shiratori

ICC 2023 - IEEE International Conference on Communications

Year: 2023 | Conference Paper |

Cited by: Papers (1)

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As a new distributed data training framework, federated learning (FL) has attracted increasing attention owing to its advantages of preserving data privacy and low communication cost. However, in a wireless FL network, due to the limited bandwidth resources, when a large number of clients participate in FL, the communication burden is too heavy. Therefore, efficient bandwidth allocation is critica...Show More

Bandwidth Allocation for Low-Latency Wireless Federated Learning: An Evolutionary Game Approach

Shanshan Zhang;Yang Xu;Jia Liu;Hiroki Takakura;Lyu Chen;Norio Shiratori

ICC 2023 - IEEE International Conference on Communications

Year: 2023 | Conference Paper |

Security Operation Support by Estimating Cyber Attacks Without Traffic Decryption

Shohei Hiruta;Itaru Hosomi;Hirokazu Hasegawa;Hiroki Takakura

2023 IEEE 47th Annual Computers, Software, and Applications Conference (COMPSAC)

Year: 2023 | Conference Paper |

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The use of encrypted communications has become common and now majority on Internet traffic. Taking advantage of this trend, attackers also use encrypted communications for cyber attacks. In addition, the shift to cloud environments is in progress, and the effectiveness of measures of traffic analysis with decryption and re-encryption is becoming less and less. Installing software to monitor decryp...Show More

Security Operation Support by Estimating Cyber Attacks Without Traffic Decryption

Shohei Hiruta;Itaru Hosomi;Hirokazu Hasegawa;Hiroki Takakura

2023 IEEE 47th Annual Computers, Software, and Applications Conference (COMPSAC)

Year: 2023 | Conference Paper |

Double-Sided Auction based Data-Energy Trading Architecture in Internet of Vehicles

Honggang He;Yang Xu;Jia Liu;Hiroki Takakura;Zhao Li;Norio Shiratori

2023 IEEE Wireless Communications and Networking Conference (WCNC)

Year: 2023 | Conference Paper |

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In the era of big data, the unprecedented growth of data has spawned the commercial application of data trading markets in the Internet of Vehicles (IoV), while also posing challenges to their economic feasibility. In this paper, we propose a data-energy trading architecture in IoV consisting of a market operator, electric vehicles (EVs), and roadside units (RSUs), where RSUs exchange energy for d...Show More

Double-Sided Auction based Data-Energy Trading Architecture in Internet of Vehicles

Honggang He;Yang Xu;Jia Liu;Hiroki Takakura;Zhao Li;Norio Shiratori

2023 IEEE Wireless Communications and Networking Conference (WCNC)

Year: 2023 | Conference Paper |

Incentive Routing Design for Covert Communication in Multi-hop Decentralized Wireless Networks

Meng Xie;Jia Liu;Hiroki Takakura;Yang Xu;Zhao Li;Norio Shiratori

GLOBECOM 2022 - 2022 IEEE Global Communications Conference

Year: 2022 | Conference Paper |

Cited by: Papers (1)

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In this paper, we focus on a multi-hop decentralized wireless network consisting of legitimate nodes, adversary wardens, and friendly but selfish jammers, and investigate the routing design for achieving covert communication. For a pair of source and destination nodes, we first provide theoretical analysis for a given route between them to reveal how the covertness performance is related to the ja...Show More

Incentive Routing Design for Covert Communication in Multi-hop Decentralized Wireless Networks

Meng Xie;Jia Liu;Hiroki Takakura;Yang Xu;Zhao Li;Norio Shiratori

GLOBECOM 2022 - 2022 IEEE Global Communications Conference

Year: 2022 | Conference Paper |

Stackelberg Game-based Secure Communication in SWIPT-enabled Relaying Systems

Yang Xu;Jia Liu;Hiroki Takakura;Zhao Li;Yusheng Ji;Norio Shiratori

ICC 2022 - IEEE International Conference on Communications

Year: 2022 | Conference Paper |

Cited by: Papers (3)

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This paper investigates secure communication in a two-hop relaying system based on physical layer security. The relay employs time-switching simultaneous wireless information and power transfer (SWIPT) to harvest energy and receive information from the source, and then transmits the source’s information and its own information to the destination. A passive eavesdropper exists and wiretaps informat...Show More

Stackelberg Game-based Secure Communication in SWIPT-enabled Relaying Systems

Yang Xu;Jia Liu;Hiroki Takakura;Zhao Li;Yusheng Ji;Norio Shiratori

ICC 2022 - IEEE International Conference on Communications

Year: 2022 | Conference Paper |

Buffer Space Management in Intermittently Connected Internet of Things: Sharing or Allocation?

Jia Liu;Yang Xu;Yulong Shen;Hiroki Takakura;Xiaohong Jiang;Tarik Taleb

IEEE Internet of Things Journal

Year: 2022 | Volume: 9, Issue: 13 | Journal Article |

Cited by: Papers (2)

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The efficient buffer space management in intermittently connected Internet of Things (IC-IoT) is of great importance for data delivery performance guarantee in such networks. This article considers two typical buffer space management policies for IC-IoT, i.e., buffer-space sharing (BS) and buffer-space allocation (BA). The BS policy allows the buffer space of each device to be fully shared by the ...Show More

Buffer Space Management in Intermittently Connected Internet of Things: Sharing or Allocation?

Jia Liu;Yang Xu;Yulong Shen;Hiroki Takakura;Xiaohong Jiang;Tarik Taleb

IEEE Internet of Things Journal

Year: 2022 | Volume: 9, Issue: 13 | Journal Article |

On Strategic Interactions in Blockchain Markets: A Three-stage Stackelberg Game Approach

Jianbo Shao;Yang Xu;Jia Liu;Hiroki Takakura;Zhao Li;Xuewen Dong

2021 IEEE Global Communications Conference (GLOBECOM)

Year: 2021 | Conference Paper |

Cited by: Papers (2)

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Blockchain technology is a promising approach for solving the security and personal privacy problems in Internet applications. The successful commercial deployment of Blockchain markets relies on a comprehensive understanding of the economic and strategic interactions among different entities involved. In this paper, we focus on a blockchain market consisting of a blockchain platform (BP), multipl...Show More

On Strategic Interactions in Blockchain Markets: A Three-stage Stackelberg Game Approach

Jianbo Shao;Yang Xu;Jia Liu;Hiroki Takakura;Zhao Li;Xuewen Dong

2021 IEEE Global Communications Conference (GLOBECOM)

Year: 2021 | Conference Paper |

An Evaluation of Stochastic Quantitative Resilience Index Based on SLAs of Communication Lines

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2021 IEEE 45th Annual Computers, Software, and Applications Conference (COMPSAC)

Year: 2021 | Conference Paper |

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A wide-area distributed application is affected by network failure due to natural disasters because the servers on which the application operates are distributed geographically in a wide area. Failure Injection Testing (FIT) is a method for verifying fault tolerance of widely distributed applications. In this paper, by limiting network failures only to the connection line, whole FIT scenarios are ...Show More

An Evaluation of Stochastic Quantitative Resilience Index Based on SLAs of Communication Lines

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2021 IEEE 45th Annual Computers, Software, and Applications Conference (COMPSAC)

Year: 2021 | Conference Paper |

A Proposal of Stochastic Quantitative Resilience Index Based on SLAs for Communication Lines

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2021 International Conference on Information Networking (ICOIN)

Year: 2021 | Conference Paper |

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A wide-area distributed application is affected by network failure due to natural disasters because the servers on which the application operates are distributed geographically in a wide area. Failure Injection Testing (FIT) is a method for verifying fault tolerance of widely distributed applications. In this paper, by limiting network failures only to the connection line, whole FIT scenarios are ...Show More

A Proposal of Stochastic Quantitative Resilience Index Based on SLAs for Communication Lines

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2021 International Conference on Information Networking (ICOIN)

Year: 2021 | Conference Paper |

A Quantitative Evaluation of a Wide-Area Distributed System with SDN-FIT

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2020 IEEE 44th Annual Computers, Software, and Applications Conference (COMPSAC)

Year: 2020 | Conference Paper |

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A wide-area distributed application is affected by network failure due to natural disasters because the servers on which the application operates are distributed geographically in a wide area. Failure Injection Testing (FIT) is a method for verifying fault tolerance of widely distributed applications. In this paper, by limiting network failures only to the connection line, whole FIT scenarios are ...Show More

A Quantitative Evaluation of a Wide-Area Distributed System with SDN-FIT

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2020 IEEE 44th Annual Computers, Software, and Applications Conference (COMPSAC)

Year: 2020 | Conference Paper |

Resilience Evaluations of a Wide-area Distributed System with a SDN-FIT system

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2019 International Conference on Information and Communication Technologies for Disaster Management (ICT-DM)

Year: 2019 | Conference Paper |

Cited by: Papers (3)

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A geographically wide-area distribution is a technique to improve fault tolerance of an information communication technology (ICI) application. Geographically wide-area distributed applications can be affected by network failure due to natural disasters and disasters by human error. Failure Injection Testing (FIT) is a method to verify and evaluate a fault tolerance of a geographically wide-area d...Show More

Resilience Evaluations of a Wide-area Distributed System with a SDN-FIT system

Hiroki Kashiwazaki;Hiroki Takakura;Shinji Shimojo

2019 International Conference on Information and Communication Technologies for Disaster Management (ICT-DM)

Year: 2019 | Conference Paper |

Resilient mechanisms for reliable digital health services

Hiroki Takakura

2019 IEEE World Congress on Services (SERVICES)

Year: 2019 | Conference Paper |

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Summary form only given. The complete presentation was not made available for publication as part of the conference proceedings. cyberattacks on specific personal’s services can be possible and might lead to medical malpractice. Therefore, it is necessary to understand the balance between their merits and risks of custom-made services and to take some measures to avoid the risks. An attacker who t...Show More

Resilient mechanisms for reliable digital health services

Hiroki Takakura

2019 IEEE World Congress on Services (SERVICES)

Year: 2019 | Volume: 2642-939X | Conference Paper |

Detecting Successful Attacks from IDS Alerts Based On Emulation of Remote Shellcodes

Yo Kanemoto;Kazufumi Aoki;Makoto Iwamura;Jun Miyoshi;Daisuke Kotani;Hiroki Takakura;Yasuo Okabe

2019 IEEE 43rd Annual Computer Software and Applications Conference (COMPSAC)

Year: 2019 | Conference Paper |

Cited by: Papers (6)

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Server administrators and security operation center analysts receive alerts from an intrusion detection system and check whether attacks have succeeded. However, it is difficult to handle them quickly because a tremendous number of alerts is generated in a short period of time. We propose a method to identify important alerts that lead to security incidents automatically. The key idea is to determ...Show More

Detecting Successful Attacks from IDS Alerts Based On Emulation of Remote Shellcodes

Yo Kanemoto;Kazufumi Aoki;Makoto Iwamura;Jun Miyoshi;Daisuke Kotani;Hiroki Takakura;Yasuo Okabe

2019 IEEE 43rd Annual Computer Software and Applications Conference (COMPSAC)

Year: 2019 | Volume: 2 | Conference Paper |

Resource Allocation for Throughput Optimization in Buffer-Limited Mobile Ad Hoc Networks

Jia Liu;Yang Xu;Ruo Ando;Hiroki Takakura;Yifei Xu

2017 International Conference on Networking and Network Applications (NaNA)

Year: 2017 | Conference Paper |

Cited by: Papers (2)

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This paper studies the throughput optimization for buffer-limited mobile ad hoc networks (MANETs) based on resource allocation policies. Specifically, we consider a practical MANET configuration where the total limited buffer space of a network node can be flexibly allocated to its source buffer and relay buffer, and a two-hop relay scheme with control parameter α is adopted for packet delivery. F...Show More

Resource Allocation for Throughput Optimization in Buffer-Limited Mobile Ad Hoc Networks

Jia Liu;Yang Xu;Ruo Ando;Hiroki Takakura;Yifei Xu

2017 International Conference on Networking and Network Applications (NaNA)

Year: 2017 | Conference Paper |

SINET5: A low-latency and high-bandwidth backbone network for SDN/NFV Era

Takashi Kurimoto;Shigeo Urushidani;Hiroshi Yamada;Kenjiro Yamanaka;Motonori Nakamura;Shunji Abe;Kensuke Fukuda;Michihiro Koibuchi;Hiroki Takakura;Shigeki Yamada;Yusheng Ji

2017 IEEE International Conference on Communications (ICC)

Year: 2017 | Conference Paper |

Cited by: Papers (23)

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SINET5 is a new 100-Gbps-based academic backbone network, which started full-scale operations in April 2016. It uses multi-protocol label switching-transport profile (MPLS-TP) systems and reconfigurable optical add-drop multiplexers (ROADMs) to create a nationwide network and has more than 50 backbone IP routers to provide a wide range of services, such as several virtual private network (VPN) ser...Show More

SINET5: A low-latency and high-bandwidth backbone network for SDN/NFV Era

Takashi Kurimoto;Shigeo Urushidani;Hiroshi Yamada;Kenjiro Yamanaka;Motonori Nakamura;Shunji Abe;Kensuke Fukuda;Michihiro Koibuchi;Hiroki Takakura;Shigeki Yamada;Yusheng Ji

2017 IEEE International Conference on Communications (ICC)

Year: 2017 | Conference Paper |

Malware originated HTTP traffic detection utilizing cluster appearance ratio

Hideki Ogawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura;Mitsuaki Akiyama;Takeshi Yagi

2017 International Conference on Information Networking (ICOIN)

Year: 2017 | Conference Paper |

Cited by: Papers (7)

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Recent cyber attacks are sophisticated so that it is difficult to prevent malware infection. Therefore, early malware infection detection becomes more important. Moreover, latest malware connects to C&C server by utilizing HTTP which is widely used on daily business. Furthermore, some of them utilizes HTTPS to hide its content from analyzer. Thus, it further makes malware infection detection harde...Show More

Malware originated HTTP traffic detection utilizing cluster appearance ratio

Hideki Ogawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura;Mitsuaki Akiyama;Takeshi Yagi

2017 International Conference on Information Networking (ICOIN)

Year: 2017 | Conference Paper |

An Automated ACL Generation System for Secure Internal Network

Hirokazu Hasegawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2016 IEEE 40th Annual Computer Software and Applications Conference (COMPSAC)

Year: 2016 | Conference Paper |

Cited by: Papers (3)

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Recently, targeted cyber attacks have been sophisticated. In case of such attacks, attackers use dedicated malwares against target organizations. Dedicated malwares slip through the conventional countermeasures, e.g., firewall, intrusion detection systems, and so on, which focus on preventing intrusion of malwares. Against such situation, recent countermeasures focus on the mitigation of damages l...Show More

An Automated ACL Generation System for Secure Internal Network

Hirokazu Hasegawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2016 IEEE 40th Annual Computer Software and Applications Conference (COMPSAC)

Year: 2016 | Volume: 2 | Conference Paper |

A fully meshed backbone network for data-intensive sciences and SDN services

Takashi Kurimoto;Shigeo Urushidani;Hiroshi Yamada;Kenjiro Yamanaka;Motonori Nakamura;Shunji Abe;Kensuke Fukuda;Michihiro Koibuchi;Yusheng Ji;Hiroki Takakura;Shigeki Yamada

2016 Eighth International Conference on Ubiquitous and Future Networks (ICUFN)

Year: 2016 | Conference Paper |

Cited by: Papers (8)

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This paper gives a brief report on a new 100-Gbps academic backbone network, called SINET5, which started full-scale operations in April 2016. SINET5 has more than 50 backbone routers and forms a fully meshed topology by using MPLS-TP systems to provide researchers in every Japanese prefecture with 100-Gbps access, minimized-latency, and SDN-friendly environments. SINET5 gives a multi-layer, dynam...Show More

A fully meshed backbone network for data-intensive sciences and SDN services

Takashi Kurimoto;Shigeo Urushidani;Hiroshi Yamada;Kenjiro Yamanaka;Motonori Nakamura;Shunji Abe;Kensuke Fukuda;Michihiro Koibuchi;Yusheng Ji;Hiroki Takakura;Shigeki Yamada

2016 Eighth International Conference on Ubiquitous and Future Networks (ICUFN)

Year: 2016 | Conference Paper |

An incident response support system based on seriousness of infection

Hirokazu Hasegawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2016 International Conference on Information Networking (ICOIN)

Year: 2016 | Conference Paper |

Cited by: Papers (2)

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Recently, cyber attacks become so sophisticated that conventional countermeasures that focus on preventing intrusion are becoming less effective. Thus, recent countermeasures are focusing on after intrusion such as an incident response. We previously proposed a system in order to support network administrators performing incident responses. However, our previous system uses only anomaly detection ...Show More

An incident response support system based on seriousness of infection

Hirokazu Hasegawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2016 International Conference on Information Networking (ICOIN)

Year: 2016 | Conference Paper |

Malware classification method based on sequence of traffic flow

Hyoyoung Lim;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2015 International Conference on Information Systems Security and Privacy (ICISSP)

Year: 2015 | Conference Paper |

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Network-based malware classification plays an important role in improving system security than system-based malware classification. The vast majority of malware needs a network activity in order to accomplish its purpose (e.g., downloading malware, connecting to a C&C server, etc.). Many malware classification approaches based on network behavior have thus been proposed. Nevertheless, they merely ...Show More

Malware classification method based on sequence of traffic flow

Hyoyoung Lim;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2015 International Conference on Information Systems Security and Privacy (ICISSP)

Year: 2015 | Conference Paper |

Detecting Malicious Inputs of Web Application Parameters Using Character Class Sequences

Yang Zhong;Hiroshi Asakura;Hiroki Takakura;Yoshihito Oshima

2015 IEEE 39th Annual Computer Software and Applications Conference

Year: 2015 | Conference Paper |

Cited by: Papers (2)

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Web attacks that exploit vulnerabilities of web applications are still major problems. The number of attacks that maliciously manipulate parameters of web applications such as SQL injections and command injections is increasing nowadays. Anomaly detection is effective for detecting these attacks, particularly in the case of unknown attacks. However, existing anomaly detection methods often raise f...Show More

Detecting Malicious Inputs of Web Application Parameters Using Character Class Sequences

Yang Zhong;Hiroshi Asakura;Hiroki Takakura;Yoshihito Oshima

2015 IEEE 39th Annual Computer Software and Applications Conference

Year: 2015 | Volume: 2 | Conference Paper |

Development of a Secure Traffic Analysis System to Trace Malicious Activities on Internal Networks

Soshi Hirono;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2014 IEEE 38th Annual Computer Software and Applications Conference

Year: 2014 | Conference Paper |

Cited by: Papers (5)

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In contrast to conventional cyber attacks such as mass infection malware, targeted attacks take a long time to complete their mission. By using a dedicated malware for evading detection at the initial attack, an attacker quietly succeeds in setting up a front-line base in the target organization. Communication between the attacker and the base adopts popular protocols to hide its existence. Becaus...Show More

Development of a Secure Traffic Analysis System to Trace Malicious Activities on Internal Networks

Soshi Hirono;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2014 IEEE 38th Annual Computer Software and Applications Conference

Year: 2014 | Conference Paper |

A Countermeasure Recommendation System against Targeted Attacks with Preserving Continuity of Internal Networks

Hirokazu Hasegawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2014 IEEE 38th Annual Computer Software and Applications Conference

Year: 2014 | Conference Paper |

Cited by: Papers (3) | Patents (3)

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Recently, the sophistication of targeted cyber attacks makes conventional countermeasures useless to defend our network. Proper network design, i.e., Moderate segmentation and adequate access control, is one of the most effective countermeasures to prevent stealth activities of the attacks inside the network. By paying attention to the violation of the control, we can be aware of the existence of ...Show More

A Countermeasure Recommendation System against Targeted Attacks with Preserving Continuity of Internal Networks

Hirokazu Hasegawa;Yukiko Yamaguchi;Hajime Shimada;Hiroki Takakura

2014 IEEE 38th Annual Computer Software and Applications Conference

Year: 2014 | Conference Paper |

ARIGUMA Code Analyzer: Efficient Variant Detection by Identifying Common Instruction Sequences in Malware Families

Yang Zhong;Hirofumi Yamaki;Yukiko Yamaguchi;Hiroki Takakura

2013 IEEE 37th Annual Computer Software and Applications Conference

Year: 2013 | Conference Paper |

Cited by: Papers (10)

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It is required in the first step of malware analysis to determine whether a given malware program is a variant of known ones. If it is surely not a variant, manual analysis against it is required. However, it is impossible to perform manual analysis, the cost of which is very high, over all the enormous number of newly found malware programs. An automatic and accurate malware program classificatio...Show More

ARIGUMA Code Analyzer: Efficient Variant Detection by Identifying Common Instruction Sequences in Malware Families

Yang Zhong;Hirofumi Yamaki;Yukiko Yamaguchi;Hiroki Takakura

2013 IEEE 37th Annual Computer Software and Applications Conference

Year: 2013 | Conference Paper |

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