Masakatsu Nishigaki

122 papers B 17C 7Misc 2Journal 23Unranked 72

Year	Rank	Type	Title / Venue / Authors
2026	—	`conf`	Secure and Usable Authentication Using Avatar Expression Blendshapes in Virtual Reality. CHI Extended Abstracts Natsuki Nagai, Tetsuro Takahashi, Takuya Kataiwa, Masakatsu Nishigaki, Tetsushi Ohki
2025	—	`conf`	A Study on AI Model Identification Based on Ability Differences: An Initial Approach Using Semantic Understanding Ability. BWCCA Seiya Kajihara, Ryunosuke Harada, Toma Ogiri, Wataru Hatakeyama, Kazuki Takabayashi, Seiji Sato, Nami Ashizawa, Toshiki Shibahara, Osamu Saisho, Tetsushi Ohki, Masakatsu Nishigaki
2025	—	`conf`	Advanced Persistent Social Engineering Using M-to-N Cybernetic Avatar Operation and Consideration of Countermeasures. BWCCA Toma Ogiri, Seiya Kajihara, Ryunosuke Harada, Kazuki Takabayashi, Wataru Hatakeyama, Seiji Sato, Tetsushi Ohki, Masakatsu Nishigaki
2025	—	`conf`	CAPT-AI: Study on AI Model Identification Using Ability Differences. HCI (63) Seiya Kajihara, Takumi Takaiwa, Tsubasa Shibata, Nami Ashizawa, Naoto Kiribuchi, Toshiki Shibahara, Osamu Saisho, Tetsushi Ohki, Masakatsu Nishigaki
2025	J	`jnl`	Can We End the Cat-and-Mouse Game? Simulating Self-Evolving Phishing Attacks with LLMs and Genetic Algorithms. CoRR Seiji Sato, Tetsushi Ohki, Masakatsu Nishigaki
2025	—	`conf`	Design and Evaluation of User Interface for Server-Aided In-Brain Signature - for Server-Aided In-Brain Signature. HCI (63) Ryunosuke Harada, Wataru Hatakeyama, Sena Enomoto, Kakeru Hasegawa, Toi Tomita, Kenta Takahashi, Wakaha Ogata, Masakatsu Nishigaki
2025	—	`conf`	Do Regularly Personalized Security Messages Cause Habituation? AINA (4) Ayane Sano, Yukiko Sawaya, Takamasa Isohara, Vanessa Bracamonte, Masakatsu Nishigaki
2025	—	`conf`	Evaluating Security Support Tool for Help Recipients. HCI (74) Ayane Sano, Yukiko Sawaya, Takamasa Isohara, Masakatsu Nishigaki
2025	J	`jnl`	How to Use Your Brain for Cryptography Without Trustworthy Machines. IEEE Access Wakaha Ogata, Toi Tomita, Kenta Takahashi, Masakatsu Nishigaki
2025	J	`jnl`	How to use your brain for cryptography without trustworthy machines. IACR Cryptol. ePrint Arch. Wakaha Ogata, Toi Tomita, Kenta Takahashi, Masakatsu Nishigaki
2025	—	`conf`	Leveraging Intermediate Features of Vision Transformer for Face Anti-Spoofing. CVPR Workshops Mika Feng, Koichi Ito, Takafumi Aoki, Tetsushi Ohki, Masakatsu Nishigaki
2025	J	`jnl`	Leveraging Intermediate Features of Vision Transformer for Face Anti-Spoofing. CoRR Mika Feng, Koichi Ito, Takafumi Aoki, Tetsushi Ohki, Masakatsu Nishigaki
2025	—	`conf`	Social Engineering Attack Targeting Vulnerabilities in 1-to-N Avatar Operation Switching: A Positioning Study. BWCCA Itta Matsuda, Sena Enomoto, Tsubasa Shibata, Fan Yang, Seiji Sato, Tetsushi Ohki, Masakatsu Nishigaki
2025	—	`conf`	Study of Appropriate Information Combination in Image-based Obfuscated Malware Detection. DSN-S Tetsuro Takahashi, Rikima Mitsuhashi, Masakatsu Nishigaki, Tetsushi Ohki
2024	—	`conf`	Are Dark Patterns Self-destructive for Service Providers?: Revealing Their Impacts on Usability and User Satisfaction. HCI (37) Toi Kojima, Tomoya Aiba, Soshi Maeda, Hiromi Arai, Masakatsu Nishigaki, Tetsushi Ohki
2024	—	`conf`	DAP PLXENT#x1D107; : Develop pair-Authentication Protocol with DAP. MobileHCI (Companion) Soshi Maeda, Masora Okano, Masakatsu Nishigaki, Tetsushi Ohki
2024	—	`conf`	Electrical Muscle Stimulation System for Automatic Reproduction of Secret Information Without Exposing Biometric Data. HCI (46) Takumi Takaiwa, Shinnosuke Nozaki, Kota Numada, Tsubasa Shibata, Sana Okumura, Soichi Takigawa, Tetsushi Ohki, Masakatsu Nishigaki
2024	—	`conf`	Enhancing Remote Adversarial Patch Attacks on Face Detectors with Tiling and Scaling. APSIPA Masora Okano, Koichi Ito, Masakatsu Nishigaki, Tetsushi Ohki
2024	J	`jnl`	Enhancing Remote Adversarial Patch Attacks on Face Detectors with Tiling and Scaling. CoRR Masora Okano, Koichi Ito, Masakatsu Nishigaki, Tetsushi Ohki
2024	J	`jnl`	Ensemble Malware Classifier Considering PE Section Information. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. Ren Takeuchi, Rikima Mitsuhashi, Masakatsu Nishigaki, Tetsushi Ohki
2024	—	`conf`	ExpressionAuth: Utilizing Avatar Expression Blendshapes for Behavioral Biometrics in VR. VR Workshops Tussoun Jitpanyoyos, Yuya Sato, Soshi Maeda, Masakatsu Nishigaki, Tetsushi Ohki
2024	B	`conf`	LabellessFace: Fair Metric Learning for Face Recognition without Attribute Labels. IJCB Tetsushi Ohki, Yuya Sato, Masakatsu Nishigaki, Koichi Ito
2024	J	`jnl`	LabellessFace: Fair Metric Learning for Face Recognition without Attribute Labels. CoRR Tetsushi Ohki, Yuya Sato, Masakatsu Nishigaki, Koichi Ito
2024	—	`conf`	MagSerea: Fingerprinting Magnetic Field of Specified Area with Wearable Sensors. MobileHCI (Companion) Tomoya Aiba, Takahiko Arakawa, Masakatsu Nishigaki, Tatsuya Mori, Tetsushi Ohki
2024	—	`conf`	Messages and Incentives to Promote Updating of Software on Smartphones. AINA (4) Ayane Sano, Yukiko Sawaya, Takamasa Isohara, Masakatsu Nishigaki
2024	—	`conf`	Multi-Observed Authentication: A secure and usable authentication based on multi-point observation of a single physical credential. APSIPA Wataru Hatakeyama, Shinnosuke Nozaki, Ayumi Serizawa, Mizuho Yoshihira, Masahiro Fujita, Ayako Yoshimura, Tetsushi Ohki, Masakatsu Nishigaki
2024	—	`conf`	Multibiometrics Using a Single Face Image. APSIPA Koichi Ito, Taito Tonosaki, Takafumi Aoki, Tetsushi Ohki, Masakatsu Nishigaki
2024	J	`jnl`	Multibiometrics Using a Single Face Image. CoRR Koichi Ito, Taito Tonosaki, Takafumi Aoki, Tetsushi Ohki, Masakatsu Nishigaki
2024	—	`conf`	Perceiving Human Psychological Consistency: Attack Detection Against Advanced Persistent Social Engineering. EIDWT Kota Numada, Shinnosuke Nozaki, Takumi Takaiwa, Tetsushi Ohki, Masakatsu Nishigaki
2024	J	`jnl`	Synthesizing differentially private location traces including co-locations. Int. J. Inf. Sec. Jun Narita, Takao Murakami, Hideitsu Hino, Masakatsu Nishigaki, Tetsushi Ohki
2023	J	`jnl`	Enhancement of a Company-Wide Information Security Management System Through Incident Learning. SN Comput. Sci. Hiroshi Horikawa, Hisamichi Ohtani, Yuji Takahashi, Takehisa Kato, Fumihiko Magata, Yoshimi Teshigawara, Ryôichi Sasaki, Masakatsu Nishigaki
2023	—	`conf`	Human Factors Impacting the Security Actions of Help Recipients. BWCCA Ayane Sano, Yukiko Sawaya, Takamasa Isohara, Masakatsu Nishigaki
2023	—	`conf`	Proposal for Approaches to Updating Software on Android Smartphone. BWCCA Ayane Sano, Yukiko Sawaya, Takamasa Isohara, Masakatsu Nishigaki
2023	—	`conf`	Scheme for Selection of Deceptions as a Countermeasure for Insider Threats. BWCCA Sana Okumura, Tomoya Amagasa, Tsubasa Shibata, Takumi Yamamoto, Tadakazu Yamanaka, Tetsushi Ohki, Masakatsu Nishigaki
2022	—	`conf`	Improving Classification Accuracy by Optimizing Activation Function for Convolutional Neural Network on Homomorphic Encryption. BWCCA Kohei Yagyu, Ren Takeuchi, Masakatsu Nishigaki, Tetsushi Ohki
2022	—	`conf`	Improving Palmprint-Region Estimation for ID-Less Palmprint Recognition. BWCCA Ayumi Serizawa, Ryosuke Okudera, Yumo Ouchi, Mizuho Yoshihira, Yuya Shiomi, Naoya Nitta, Masataka Nakahara, Akira Baba, Yutaka Miyake, Tetsushi Ohki, Masakatsu Nishigaki
2022	—	`conf`	Improving Rank-N Identification Rate of Palmprint Identification Using Permutation-Based Indexing. HCI (32) Mizuho Yoshihira, Ayumi Serizawa, Ryosuke Okudera, Yumo Ouchi, Yuya Shiomi, Naoya Nitta, Masataka Nakahara, Akira Baba, Yutaka Miyake, Tetsushi Ohki, Masakatsu Nishigaki
2022	—	`conf`	Improving Robustness and Visibility of Adversarial CAPTCHA Using Low-Frequency Perturbation. AINA (2) Takamichi Terada, Vo Ngoc Khoi Nguyen, Masakatsu Nishigaki, Tetsushi Ohki
2022	—	`conf`	Model-Free Template Reconstruction Attack with Feature Converter. BIOSIG Muku Akasaka, Soshi Maeda, Yuya Sato, Masakatsu Nishigaki, Tetsushi Ohki
2022	—	`conf`	Multi-observed Multi-factor Authentication: A Multi-factor Authentication Using Single Credential. NBiS Shinnosuke Nozaki, Ayumi Serizawa, Mizuho Yoshihira, Masahiro Fujita, Yoichi Shibata, Tadakazu Yamanaka, Nori Matsuda, Tetsushi Ohki, Masakatsu Nishigaki
2021	—	`conf`	Deterrence-Based Trust: A Study on Improving the Credibility of Social Media Messages in Disaster Using Registered Volunteers. NBiS Takumi Kitagawa, Tetsushi Ohki, Yuki Koizumi, Yoshinobu Kawabe, Toru Hasegawa, Masakatsu Nishigaki
2021	—	`conf`	Examining of Shallow Autoencoder on Black-box Attack against Face Recognition. APSIPA ASC Vo Ngoc Khoi Nguyen, Takamichi Terada, Masakatsu Nishigaki, Tetsushi Ohki
2021	—	`conf`	Synthesizing Privacy-Preserving Location Traces Including Co-locations. DPM/CBT@ESORICS Jun Narita, Yayoi Suganuma, Masakatsu Nishigaki, Takao Murakami, Tetsushi Ohki
2020	—	`conf`	A Liveness Detection Method for Palmprint Authentication. IHSI Ayaka Sugimoto, Yuya Shiomi, Akira Baba, Norihiro Okui, Tetsushi Ohki, Yutaka Miyake, Masakatsu Nishigaki
2020	—	`conf`	Analysis of Malicious Email Detection using Cialdini's Principles. AsiaJCIS Hiroki Nishikawa, Takumi Yamamoto, Bret A. Harsham, Ye Wang, Kota Uehara, Chiori Hori, Aiko Iwasaki, Kiyoto Kawauchi, Masakatsu Nishigaki
2020	B	`conf`	Analysis of the Relationship Between Psychological Manipulation Techniques and Both Personality Factors and Behavioral Characteristics in Targeted Email. AINA Kota Uehara, Hiroki Nishikawa, Takumi Yamamoto, Kiyoto Kawauchi, Masakatsu Nishigaki
2020	B	`conf`	Attack Intention Estimation Based on Syntax Analysis and Dynamic Analysis for SQL Injection. COMPSAC Kotomi Kuroki, Yo Kanemoto, Kazufumi Aoki, Yasuhiro Noguchi, Masakatsu Nishigaki
2020	—	`conf`	Communication Protocol Between Humans and Bank Server Secure Against Man-in-the-Browser Attacks. IHSI Koki Mukaihira, Yasuyoshi Jinno, Takashi Tsuchiya, Tetsushi Ohki, Kenta Takahashi, Wakaha Ogata, Masakatsu Nishigaki
2020	B	`conf`	Micro Biometric Authentication Using Fingernail Surfaces: A Study of Practical Use. AINA Yuya Shiomi, Genki Sugimoto, Ayaka Sugimoto, Kota Uehara, Masahiro Fujita, Yuto Mano, Tetsushi Ohki, Masakatsu Nishigaki
2020	J	`jnl`	Public-key Searchable Encryption with Index Generation for Shared Database. J. Inf. Process. Nori Matsuda, Takato Hirano, Yutaka Kawai, Takashi Ito, Mitsuhiro Hattori, Tadakazu Yamanaka, Masakatsu Nishigaki
2020	—	`conf`	Study on Possibility of Estimating Smartphone Inputs from Tap Sounds. APSIPA Yumo Ouchi, Ryosuke Okudera, Yuya Shiomi, Kota Uehara, Ayaka Sugimoto, Tetsushi Ohki, Masakatsu Nishigaki
2020	—	`conf`	Understanding the Impact of Service Trials on Privacy Disclosure. HCI (40) Yayoi Suganuma, Jun Narita, Masakatsu Nishigaki, Tetsushi Ohki
2019	—	`conf`	Analysis of the Relationship Between Psychological Manipulation Techniques and Personality Factors in Targeted Emails. BWCCA Kota Uehara, Hiroki Nishikawa, Takumi Yamamoto, Kiyoto Kawauchi, Masakatsu Nishigaki
2019	B	`conf`	Basic Study on Targeted E-mail Attack Method Using OSINT. AINA Kota Uehara, Kohei Mukaiyama, Masahiro Fujita, Hiroki Nishikawa, Takumi Yamamoto, Kiyoto Kawauchi, Masakatsu Nishigaki
2019	—	`conf`	DiReCT: Disaster Response Coordination with Trusted Volunteers. ICT-DM Mohammad Jahanian, Toru Hasegawa, Yoshinobu Kawabe, Yuki Koizumi, Amr Magdy, Masakatsu Nishigaki, Tetsushi Ohki, K. K. Ramakrishnan
2019	—	`conf`	Efficient Spoofing Attack Detection against Unknown Sample using End-to-End Anomaly Detection. APSIPA Tetsushi Ohki, Vishu Gupta, Masakatsu Nishigaki
2019	—	`conf`	On Trust Confusional, Trust Ignorant, and Trust Transitions. IFIPTM Yoshinobu Kawabe, Yuki Koizumi, Tetsushi Ohki, Masakatsu Nishigaki, Toru Hasegawa, Tetsuhisa Oda
2019	B	`conf`	PDH : Probabilistic Deep Hashing Based on Map Estimation of Hamming Distance. ICIP Yosuke Kaga, Masakazu Fujio, Kenta Takahashi, Tetsushi Ohki, Masakatsu Nishigaki
2019	J	`jnl`	PDH : Probabilistic deep hashing based on MAP estimation of Hamming distance. CoRR Yosuke Kaga, Masakazu Fujio, Kenta Takahashi, Tetsushi Ohki, Masakatsu Nishigaki
2019	J	`jnl`	Signature schemes with a fuzzy private key. Int. J. Inf. Sec. Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
2018	—	`conf`	A Study on Human Reflex-Based Biometric Authentication Using Eye-Head Coordination. NBiS Yosuke Takahashi, Masashi Endo, Hiroaki Matsuno, Hiroaki Muramatsu, Tetsushi Ohki, Masakatsu Nishigaki
2018	—	`conf`	Automatic Examination-Based Whitelist Generation for XSS Attack Detection. BWCCA Keisuke Inoue, Toshiki Honda, Kohei Mukaiyama, Tetsushi Ohki, Masakatsu Nishigaki
2018	J	`jnl`	Humanics information security. Concurr. Comput. Pract. Exp. Masakatsu Nishigaki
2018	—	`conf`	Intrusion Detection Method Using Enhanced Whitelist Based on Cooperation of System Development, System Deployment, and Device Development Domains in CPS. NBiS Nobuhiro Kobayashi, Koichi Shimizu, Tsunato Nakai, Teruyoshi Yamaguchi, Masakatsu Nishigaki
2018	—	`conf`	Micro Disposable Biometric Authentication: An Application Using Fingernail Minute Textures for Nonsensitive Services. ICBSP Genki Sugimoto, Masahiro Fujita, Yuto Mano, Tetsushi Ohki, Masakatsu Nishigaki
2018	B	`conf`	Ransomware Detection Considering User's Document Editing. AINA Toshiki Honda, Kohei Mukaiyama, Takeharu Shirai, Tetsushi Ohki, Masakatsu Nishigaki
2017	C	`conf`	A Secure and Practical Signature Scheme for Blockchain Based on Biometrics. ISPEC Yosuke Kaga, Masakazu Fujio, Ken Naganuma, Kenta Takahashi, Takao Murakami, Tetsushi Ohki, Masakatsu Nishigaki
2017	—	`conf`	Directcha-maze: A Study of CAPTCHA Configuration with Machine Learning and Brute-Force Attack Defensibility Along with User Convenience Consideration. BWCCA Ayane Sano, Masahiro Fujita, Masakatsu Nishigaki
2017	J	`jnl`	Editor's Message to Special Issue on "Towards Secure Society Considering Things and Human Aspects". J. Inf. Process. Masakatsu Nishigaki
2017	J	`jnl`	Signature Schemes with a Fuzzy Private Key. IACR Cryptol. ePrint Arch. Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
2017	—	`conf`	Slyware Prevention: Threat of Websites Inducing Accidental Taps and Countermeasures. NBiS Kohei Mukaiyama, Masahiro Fujita, Takeharu Shirai, Shinya Kobayashi, Masakatsu Nishigaki
2017	—	`conf`	Social Innovation Based on the Business Process Perspective: A Case Study of an Unattended Movable Store. PACIS Ogawa Tetsuji, Yuhashi Hiroyasu, Masakatsu Nishigaki
2016	—	`conf`	A Micro Biometric Authentication Mechanism Considering Minute Patterns of the Human Body: A Proposal and the First Attempt. NBiS Masahiro Fujita, Yuto Mano, Takuya Kaneko, Kenta Takahashi, Masakatsu Nishigaki
2016	C	`conf`	Directcha: A proposal of spatiometric mental rotation CAPTCHA. PST Ayane Sano, Masahiro Fujita, Masakatsu Nishigaki
2016	—	`conf`	Implementation and Initial Evaluation of Game in Which Password Enhancement Factor is Embedded. HCI (26) Masahiro Fujita, Mako Yamada, Masakatsu Nishigaki
2016	—	`conf`	Secure Communication Protocol Between a Human and a Bank Server for Preventing Man-in-the-Browser Attacks. HCI (20) Takashi Tsuchiya, Masahiro Fujita, Kenta Takahashi, Takehisa Kato, Fumihiko Magata, Yoshimi Teshigawara, Ryôichi Sasaki, Masakatsu Nishigaki
2016	C	`conf`	Study on relationship between user awareness and QoE in communication delay on smartphones. PST Takeharu Shirai, Masahiro Fujita, Daisuke Arai, Tomohiko Ogishi, Masakatsu Nishigaki
2015	B	`conf`	A Signature Scheme with a Fuzzy Private Key. ACNS Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
2015	—	`conf`	An Attempt to Memorize Strong Passwords while Playing Games. NBiS Masahiro Fujita, Mako Yamada, Shiori Arimura, Yuki Ikeya, Masakatsu Nishigaki
2015	—	`conf`	Chimera CAPTCHA: A Proposal of CAPTCHA Using Strangeness in Merged Objects. HCI (22) Masahiro Fujita, Yuki Ikeya, Junya Kani, Masakatsu Nishigaki
2015	C	`conf`	Physical trust-based persistent authentication. PST Masahiro Fujita, Christian Damsgaard Jensen, Shiori Arimura, Yuki Ikeya, Masakatsu Nishigaki
2015	—	`conf`	UE-based network access timing control scheme for avoiding signaling spikes. ICC Daisuke Arai, Tomohiko Ogishi, Masafumi Watari, Shigehiro Ano, Masakatsu Nishigaki, Hiroshi Mineno
2014	—	`conf`	An Image-Based CAPTCHA Using Sophisticated Mental Rotation. HCI (24) Yuki Ikeya, Masahiro Fujita, Junya Kani, Yuta Yoneyama, Masakatsu Nishigaki
2014	C	`conf`	i/k-Contact: A context-aware user authentication using physical social trust. PST Shiori Arimura, Masahiro Fujita, Shinya Kobayashi, Junya Kani, Masakatsu Nishigaki, Akira Shiba
2013	—	`conf`	A Proposal for the Deterrence of Information Leakage Using Anti-virus Software. NBiS Takuya Kaneko, Takumi Nagaya, Keisuke Takemori, Yutaka Miyake, Masakatsu Nishigaki
2013	—	`conf`	Gamified CAPTCHA. HCI (27) Junya Kani, Masakatsu Nishigaki
2013	—	`conf`	SanAdBox: Sandboxing third party advertising libraries in a mobile application. ICC Hideaki Kawabata, Takamasa Isohara, Keisuke Takemori, Ayumu Kubota, Junya Kani, Harunobu Agematsu, Masakatsu Nishigaki
2012	—	`conf`	A Design Method of Derivative State Constrained H 2 Integral Servo Controller for Suppressing under Damping of Oscillatory System. AsiaSim (1) Noriyuki Komine, Masakatsu Nishigaki, Tadanori Mizuno, Kunihiro Yamada
2012	—	`conf`	A Proposal to Realize the Provision of Secure Android Applications - ADMS: An Application Development and Management System. IMIS Harunobu Agematsu, Junya Kani, Kohei Nasaka, Hideaki Kawabata, Takamasa Isohara, Keisuke Takemori, Masakatsu Nishigaki
2011	—	`conf`	A Keystroke Logger Detection Using Keyboard-Input-Related API Monitoring. NBiS Kohei Nasaka, Tomohiro Takami, Takumi Yamamoto, Masakatsu Nishigaki
2011	B	`conf`	A Proposal of Four-Panel Cartoon CAPTCHA. AINA Takumi Yamamoto, Tokuichiro Suzuki, Masakatsu Nishigaki
2011	B	`conf`	A Study of Prevention for Social Engineering Attacks Using Real/Fake Organization's Uniforms: Application of Radio and Intra-Body Communication Technologies. ARES Masaki Fujikawa, Masakatsu Nishigaki
2011	—	`conf`	A Study on a Practical Measure against Billing Frauds. NBiS Takehisa Kato, Kohei Nasaka, Takumi Yamamoto, Masakatsu Nishigaki
2011	Misc	`ed.`	Advances in Information and Computer Security - 6th International Workshop, IWSEC 2011, Tokyo, Japan, November 8-10, 2011. Proceedings IWSEC Tetsu Iwata, Masakatsu Nishigaki
2011	J	`jnl`	Detection of Bot Infected PC Using Destination-based IP Address and Domain Name Whitelists. Inf. Media Technol. Keisuke Takemori, Takahiro Sakai, Masakatsu Nishigaki, Yutaka Miyake
2011	J	`jnl`	Detection of Bot Infected PC Using Destination-based IP Address and Domain Name Whitelists. J. Inf. Process. Keisuke Takemori, Takahiro Sakai, Masakatsu Nishigaki, Yutaka Miyake
2010	—	`conf`	A Proposal of Four-Panel Cartoon CAPTCHA: The Concept. NBiS Takumi Yamamoto, Tokuichiro Suzuki, Masakatsu Nishigaki
2010	—	`conf`	A Security Measure Selection Scheme with Consideration of Potential Lawsuits. Security and Management Takumi Yamamoto, Yuma Usui, Fumihiko Magata, Yoshimi Teshigawara, Ryôichi Sasaki, Masakatsu Nishigaki
2010	B	`conf`	CAPTCHA Using Strangeness in Machine Translation. AINA Takumi Yamamoto, J. Doug Tygar, Masakatsu Nishigaki
2010	J	`jnl`	Privacy-preserving similarity evaluation and application to remote biometrics authentication. Soft Comput. Hiroaki Kikuchi, Kei Nagai, Wakaha Ogata, Masakatsu Nishigaki
2010	—	`conf`	Study of Garment-Wearing Detecting System Using Intra-Body Communication Technology. ICWN Masaki Fujikawa, Kenji Furusawa, Hiroyuki Aoki, Masakatsu Nishigaki, Masasumi Yoshizawa
2010	—	`ed.`	Trust Management IV - 4th IFIP WG 11.11 International Conference, IFIPTM 2010, Morioka, Japan, June 16-18, 2010. Proceedings IFIPTM Masakatsu Nishigaki, Audun Jøsang, Yuko Murayama, Stephen Marsh
2009	Misc	`conf`	A Proposal of Efficient Remote Biometric Authentication Protocol. IWSEC Taiki Sakashita, Yoichi Shibata, Takumi Yamamoto, Kenta Takahashi, Wakaha Ogata, Hiroaki Kikuchi, Masakatsu Nishigaki
2009	—	`conf`	A Shoulder-Surfing-Resistant Image-Based Authentication System with Temporal Indirect Image Selection. Security and Management Takumi Yamamoto, Yuko Kojima, Masakatsu Nishigaki
2009	B	`conf`	Advantages of User Authentication Using Unclear Images. AINA Takumi Yamamoto, Atsushi Harada, Takeo Isarida, Masakatsu Nishigaki
2009	—	`conf`	Host-based traceback; tracking bot and C&C server. ICUIMC Keisuke Takemori, Masahiko Fujinaga, Toshiya Sayama, Masakatsu Nishigaki
2009	J	`jnl`	IP Traceback Using DNS Logs against Bots. Inf. Media Technol. Keisuke Takemori, Masahiko Fujinaga, Toshiya Sayama, Masakatsu Nishigaki
2009	J	`jnl`	IP Traceback Using DNS Logs against Bots. J. Inf. Process. Keisuke Takemori, Masahiko Fujinaga, Toshiya Sayama, Masakatsu Nishigaki
2009	B	`conf`	Making Use of Human Visual Capability to Improve Information Security. ARES Masakatsu Nishigaki, Takumi Yamamoto
2008	J	`jnl`	A user authentication based on human reflexes using blind spot and saccade response. Int. J. Biom. Masakatsu Nishigaki, Daisuke Arai
2008	B	`conf`	Detection of Bot Infected PCs Using Destination-Based IP and Domain Whitelists During a Non-Operating Term. GLOBECOM Keisuke Takemori, Masakatsu Nishigaki, Tomohiro Takami, Yutaka Miyake
2008	B	`conf`	Improvement of User Authentication Using Schema of Visual Memory: Exploitation of "Schema of Story". AINA Takumi Yamamoto, Atsushi Harada, Takeo Isarida, Masakatsu Nishigaki
2008	—	`conf`	Physical Access Control with Biometric Keys. Security and Management Masakatsu Nishigaki, Yoichi Shibata
2008	B	`conf`	Privacy-Preserving Similarity Evaluation and Application to Remote Biometrics Authentication. MDAI Hiroaki Kikuchi, Kei Nagai, Wakaha Ogata, Masakatsu Nishigaki
2007	—	`conf`	A study on biometric key generation from fingerprints: Fingerprint-key generation from stable feature value. Security and Management Yoichi Shibata, Masahiro Mimura, Kenta Takahashi, Masakatsu Nishigaki
2007	—	`conf`	Improvement of User Authentication Using Schema of Visual Memory: Guidance by Verbal Cue. Security and Management Takumi Yamamoto, Atsushi Harada, Takeo Isarida, Masakatsu Nishigaki
2007	B	`conf`	ZeroBio - Evaluation and Development of Asymmetric Fingerprint Authentication System Using Oblivious Neural Network Evaluation Protocol. ARES Kei Nagai, Hiroaki Kikuchi, Wakaha Ogata, Masakatsu Nishigaki
2006	—	`conf`	A User Authentication System Using Schema of Visual Memory. BioADIT Atsushi Harada, Takeo Isarida, Tadanori Mizuno, Masakatsu Nishigaki
2006	—	`conf`	Mechanism-Based PKI - A Real-Time Key Generation from Fingerprints. Security and Management Yoichi Shibata, Masahiro Mimura, Kenta Takahashi, Masakatsu Nishigaki
2003	J	`jnl`	A fault-tolerant combinational circuit with fault diagnosis capability - To mask and detect the loss of any one connection between gate circuits. Syst. Comput. Jpn. Masakatsu Nishigaki, Makoto Nakano, Masakazu Soga
1994	C	`conf`	Iterated Timing Analysis with Dynamic Partitioning Technique for Bipolar Transistor Circuits. ISCAS Masaki Ishida, Koichi Hayashi, Masakatsu Nishigaki, Hideki Asai
1994	C	`conf`	Mixed Mode Circuit Simulator SPLIT2.1 using Dynamic Network Separation and Selective Trace. ISCAS Masakatsu Nishigaki, Nobuyuki Tanaka, Hideki Asai