E-Ticket Issuing System with 3-D Pattern Recognition for Mobile Terminals. - Ryuya Uda; Masahito Ito; Kohei Awaya; Hiroshi Shigeno; Yutaka Matsushita (SEC, 2002)

A Method of Appliance Detection Based on Features of Power Waveform. - Masahito Ito; Ryuya Uda; Satoshi Ichimura; Kazuya Tago; Tohru Hoshi; Yutaka Matsushita (SAINT, 2004)

Distributed Secure Virtual File System Using FUSE. - Shin Tezuka; Akifumi Inoue; Ryuya Uda; Ken-ichi Okada 002 (II3E, 2008)

The Efficiency Method of Sanitizable Signature Scheme for SMF. - Hirokazu Miyata; Ryuya Uda; Kenichi Okada 002 (AINA, 2009)

Distributed Secure Virtual File System Using Hysteresis Signatures. - Shin Tezuka; Hiroko Tomori; Ryuya Uda; Ken-ichi Okada 002 (AINA, 2009)

Proposal of electronic commerce system with cellular phones for digital forensics. - Ken Kuroiwa; Ryuya Uda (ICUIMC, 2010)

Confidential Information Poisoning Methods by Considering the Information Length in Electronic Portable Devices. - Junya Ishii; Afiza Razali; Ryuya Uda (AINA Workshops, 2012)

Privacy Protection on Transfer System of Automated Teller Machine from Brute Force Attack. - Sho Kurita; Kenji Komoriya; Ryuya Uda (AINA Workshops, 2012)

Preventing Surreptitious Filming by Saturation Irradiation of Infrared Rays. - Fumiaki Murakami; Kenji Komoriya; Ryuya Uda; Seiichi Gohshi; Isao Echizen (AINA Workshops, 2012)

Multiview Playback with Ghost in Required Condition. - Yoshiyuki Tanaka; Kenji Komoriya; Ryuya Uda (AINA Workshops, 2012)

ADEC: Assured Deletion and Verifiable Version Control for Cloud Storage. - Shin Tezuka; Ryuya Uda; Kenichi Okada 002 (AINA, 2012)

A low cost privacy protection method for SNS by using Bloom filter. - Ken Kuroiwa; Ryuya Uda (ICUIMC, 2012)

Proposal of document protection system by poisoning. - Yasuhiro Nakamura; Ryuya Uda; Yusuke Watanabe (ICUIMC, 2012)

Proposal of privacy protection system for web forms using Bloom filter. - Junpei Yamaguchi; Ryuya Uda (ICUIMC, 2012)

Proposal of Movie CAPTCHA Method Using Amodal Completion. - Takuma Mori; Ryuya Uda; Masayuki Kikuchi (SAINT, 2012)

Privacy Obfuscation with Bloom Filter for Effective Advertisement. - Ryuya Uda (AINA Workshops, 2013)

Virtual machine remote detection method using network timestamp in cloud computing. - Matrazali Noorafiza; Hiroshi Maeda; Toshiyuki Kinoshita; Ryuya Uda (ICITST, 2013)

Multivector e-mail filtering with shape and color impression. - Hiromi Iwasaki; Ryuya Uda (ICUIMC, 2013)

Proposal of CAPTCHA using three dimensional objects. - Kenta Kunitani; Ryuya Uda (ICUIMC, 2013)

Proposal of automatic reporting system against unauthorized use of smart phone. - Takuya Oikawa; Ryuya Uda (ICUIMC, 2013)

Text-Based CAPTCHA Using Phonemic Restoration Effect and Similar Sounds. - Misako Goto; Toru Shirato; Ryuya Uda (COMPSAC Workshops, 2014)

Improvement of Personal Identification by Flick Input with Acceleration Sensor. - Nozomi Takeuchi; Shuhei Kobata; Ryuya Uda (COMPSAC Workshops, 2014)

Method for extraction of characteristics of personal characters from life log. - Teruyuki Iijima; Shin Tezuka; Ryuya Uda (ICUIMC, 2014)

Personal identification by flick input with acceleration sensor. - Shuhei Kobata; Shin Tezuka; Ryuya Uda (ICUIMC, 2014)

A translator website for dyslexic children. - Wan Liyana Binti Wan Osman; Ryuya Uda (ICUIMC, 2014)

Text-Based CAPTCHA Using Phonemic Restoration Effect and Similar Pronunciation with an Asian Accent. - Misako Goto; Toru Shirato; Ryuya Uda (NBiS, 2014)

Vulnerability Analysis using Network Timestamps in Full Virtualization Virtual Machine. - Matrazali Noorafiza; Hiroshi Maeda; Ryuya Uda; Toshiyuki Kinoshita; M. Shiratori (ICISSP, 2015)

HTK analysis of text-based CAPTCHA using phonemic restoration effect and similar pronunciation with an Asian accent. - Misako Goto; Toru Shirato; Ryuya Uda (IMCOM, 2015)

Password security enhancement method by flick input with considering the floor shake. - Nozomi Takeuchi; Ryuya Uda (IMCOM, 2015)

A proposal of preventive measure of pursuit using a browser fingerprint. - Shingo Yokoyama; Ryuya Uda (IMCOM, 2015)

Protection of Secrets by File Access Control with Common Key Cipher and Message Digests of Program Files. - Minoru Ichikawa; Ryuya Uda (AINA Workshops, 2016)

Effective CAPTCHA with Amodal Completion and Aftereffects by Complementary Colors and Difference of Luminance. - Ryuya Uda; Tomoka Azakami (AINA Workshops, 2016)

Biometric Authentication by Handwriting Using Leap Motion. - Satoshi Kamaishi; Ryuya Uda (IMCOM, 2016)

Personal Identification by Flick Input Using Self-Organizing Maps with Acceleration Sensor and Gyroscope. - Takumi Nohara; Ryuya Uda (IMCOM, 2016)

Effective CAPTCHA with Amodal Completion and Aftereffects. - Kouta Sawada; Ryuya Uda (IMCOM, 2016)

Challenge of Deep Learning against CAPTCHA with Amodal Completion and Aftereffects by Colors. - Tomoka Azakami; Chihiro Shibata; Ryuya Uda (NBiS, 2016)

Deep Learning Analysis of Amodal Completion CAPTCHA with Colors and Hidden Positions. - Tomoka Azakami; Ryuya Uda (AINA Workshops, 2017)

Challenge to Impede Deep Learning against CAPTCHA with Ergonomic Design. - Tomoka Azakami; Chihiro Shibata; Ryuya Uda (COMPSAC (1), 2017)

Biometric authentication by handwriting with single direction using self-organizing maps. - Satoshi Kamaishi; Ryuya Uda (IMCOM, 2017)

Static analysis with paragraph vector for malware detection. - Yuta Nagano; Ryuya Uda (IMCOM, 2017)

Texting while Walking Deterrence System by Vibration of Smartphone. - Hiroya Kato; Ryuya Uda (IMCOM, 2018)

Classification of Web Site by Naive-Bayes and Convolutional Neural Networks. - Xueyan Liu 009; Ryuya Uda (IMCOM, 2018)

Personal Identification by Tilt of Smartphone on Browsing. - Hiroki Mathushima; Ryuya Uda (IMCOM, 2018)

Personal Identification by Behavioral Features of Pinch-in and Pinch-out. - Daiki Mukai; Ryuya Uda (IMCOM, 2018)

Evaluation of Ergonomically Designed CAPTCHAs using Deep Learning Technology. - Tomoka Azakami; Chihiro Shibata; Ryuya Uda (J. Inf. Process., 2018)

Classification of XSS Attacks by Machine Learning with Frequency of Appearance and Co-occurrence. - Sota Akaishi; Ryuya Uda (CISS, 2019)

Personal Identification by Human Motion Using Smartphone. - Toshiki Furuya; Ryuya Uda (IMCOM, 2019)

Evaluation of Security and Usability of Individual Identification Using Image Preference. - Kotone Hoshina; Ryuya Uda (IMCOM, 2019)

Detection of Suspicious Person with Kinect by Action Coordinate. - Masaki Shiraishi; Ryuya Uda (IMCOM, 2019)

Classifying License Plate Numerals Using CNN. - Tomoya Suzuki; Ryuya Uda (IMCOM, 2019)

Vulnerable Web Server Protection by Hash Based URL Transformation. - Ryuya Uda (CISS, 2020)

Detection of Change of Users in SNS by Two Dimensional CNN. - Hiroshi Matsushita; Ryuya Uda (COMPSAC, 2020)

Data Protection Method with Blockchain against Fabrication of Video by Surveillance Cameras. - Ryuya Uda (ICBCT, 2020)

Comparison of Algorithms and Action Coordinates Sets in Detection of Slight Differences in Motions like Lock-Picking. - Masaki Shiraishi; Ryuya Uda (SEEDA-CECNSM, 2020)

Malware Subspecies Detection Method by Suffix Arrays and Machine Learning. - Kouhei Kita; Ryuya Uda (CISS, 2021)

Recognition of Digits on License Plate by RAISR with Changing Contrast Ratio. - Tomoya Suzuki; Ryuya Uda (CISS, 2021)

Consideration for Creation of Training Samples for Targeted Malware Detection by Machine Learning. - Ryuya Uda; Taeko Kotani (ICICT, 2023)

Investigation of The Latest Malware Detection Engines and Lightweight Byte n-Gram Methods with Real Custom Malware. - Ryuya Uda; Shinnosuke Araki (ICCAE, 2024)

Invisible Cloak to AI Recognition from All Horizontal Directions by Adversarial Patch. - Takumi Imaeda; Ryuya Uda (IMCOM, 2024)

Fast Preprocessing by Suffix Arrays for Managing Byte n-grams to Detect Malware Subspecies by Machine Learning. - Kouhei Kita; Ryuya Uda (J. Inf. Process., 2024)

Machine Learning Approach to Malware Classification Using Byte N-Grams on IoT Devices. - Yuto Yama; Ryuya Uda (IMCOM, 2025)