| 2021 | CISS | Malware Subspecies Detection Method by Suffix Arrays and Machine Learning. | Kouhei Kita, Ryuya Uda |
| 2021 | CISS | Recognition of Digits on License Plate by RAISR with Changing Contrast Ratio. | Tomoya Suzuki, Ryuya Uda |
| 2020 | CISS | Vulnerable Web Server Protection by Hash Based URL Transformation. | Ryuya Uda |
| 2020 | COMPSAC | Detection of Change of Users in SNS by Two Dimensional CNN. | Hiroshi Matsushita, Ryuya Uda |
| 2019 | CISS | Classification of XSS Attacks by Machine Learning with Frequency of Appearance and Co-occurrence. | Sota Akaishi, Ryuya Uda |
| 2017 | AINA | Deep Learning Analysis of Amodal Completion CAPTCHA with Colors and Hidden Positions. | Tomoka Azakami, Ryuya Uda |
| 2017 | COMPSAC | Challenge to Impede Deep Learning against CAPTCHA with Ergonomic Design. | Tomoka Azakami, Chihiro Shibata, Ryuya Uda |
| 2016 | AINA | Protection of Secrets by File Access Control with Common Key Cipher and Message Digests of Program Files. | Minoru Ichikawa, Ryuya Uda |
| 2016 | AINA | Effective CAPTCHA with Amodal Completion and Aftereffects by Complementary Colors and Difference of Luminance. | Ryuya Uda, Tomoka Azakami |
| 2015 | ICISSP | Vulnerability Analysis using Network Timestamps in Full Virtualization Virtual Machine. | Matrazali Noorafiza, Hiroshi Maeda, Ryuya Uda, Toshiyuki Kinoshita, M. Shiratori |
| 2014 | COMPSAC | Text-Based CAPTCHA Using Phonemic Restoration Effect and Similar Sounds. | Misako Goto, Toru Shirato, Ryuya Uda |
| 2014 | COMPSAC | Improvement of Personal Identification by Flick Input with Acceleration Sensor. | Nozomi Takeuchi, Shuhei Kobata, Ryuya Uda |
| 2013 | AINA | Privacy Obfuscation with Bloom Filter for Effective Advertisement. | Ryuya Uda |
| 2012 | AINA | Confidential Information Poisoning Methods by Considering the Information Length in Electronic Portable Devices. | Junya Ishii, Afiza Razali, Ryuya Uda |
| 2012 | AINA | Privacy Protection on Transfer System of Automated Teller Machine from Brute Force Attack. | Sho Kurita, Kenji Komoriya, Ryuya Uda |
| 2012 | AINA | Preventing Surreptitious Filming by Saturation Irradiation of Infrared Rays. | Fumiaki Murakami, Kenji Komoriya, Ryuya Uda, Seiichi Gohshi, Isao Echizen |
| 2012 | AINA | Multiview Playback with Ghost in Required Condition. | Yoshiyuki Tanaka, Kenji Komoriya, Ryuya Uda |
| 2012 | AINA | ADEC: Assured Deletion and Verifiable Version Control for Cloud Storage. | Shin Tezuka, Ryuya Uda, Kenichi Okada |
| 2009 | AINA | The Efficiency Method of Sanitizable Signature Scheme for SMF. | Hirokazu Miyata, Ryuya Uda, Kenichi Okada |
| 2009 | AINA | Distributed Secure Virtual File System Using Hysteresis Signatures. | Shin Tezuka, Hiroko Tomori, Ryuya Uda, Ken-ichi Okada |
| 2002 | SEC | E-Ticket Issuing System with 3-D Pattern Recognition for Mobile Terminals. | Ryuya Uda, Masahito Ito, Kohei Awaya, Hiroshi Shigeno, Yutaka Matsushita |