| 2025 | NSS | Prompt-in-Content Attacks: Exploiting Uploaded Inputs to Hijack LLM Behavior. | Zhuotao Lian, Weiyu Wang, Qingkui Zeng, Toru Nakanishi, Teruaki Kitasuka, Chunhua Su |
| 2025 | ProvSec | POSTER: Tricking LLM-Based NPCs into Spilling Secrets. | Kyohei Shiomi, Zhuotao Lian, Toru Nakanishi, Teruaki Kitasuka |
| 2020 | CCS | Efficient Zero-Knowledge Proofs of Graph Signature for Connectivity and Isolation Using Bilinear-Map Accumulator. | Toru Nakanishi, Hiromi Yoshino, Tomoki Murakami, Guru-Vamsi Policharla |
| 2019 | IWSEC | An Anonymous Credential System with Constant-Size Attribute Proofs for CNF Formulas with Negations. | Ryo Okishima, Toru Nakanishi |
| 2018 | ISITA | Efficiency Improvement in Group Signature Scheme with Probabilistic Revocation. | Nasima Begum, Toru Nakanishi |
| 2018 | TrustCom | An Efficient Blacklistable Anonymous Credential System with Reputation Using Pairing-Based Accumulator. | Toru Nakanishi, Takeshi Kanatani |
| 2017 | AINA | An Efficient Blacklistable Anonymous Credentials without TTPs Using Pairing-Based Accumulator. | Yuu Aikou, Shahidatul Sadiah, Toru Nakanishi |
| 2016 | WISA | Revocable Group Signatures with Compact Revocation List Using Vector Commitments. | Shahidatul Sadiah, Toru Nakanishi |
| 2015 | IWSEC | Anonymous Credential System with Efficient Proofs for Monotone Formulas on Attributes. | Shahidatul Sadiah, Toru Nakanishi, Nobuo Funabiki |
| 2013 | CISIS | A Modified Active Access-Point Selection Algorithm Considering Link Speed Change in IEEE 802.11n for Wireless Mesh Networks. | Nobuo Funabiki, Sho Fujita, Toru Nakanishi, Kan Watanabe |
| 2013 | ICISC | Revocable Group Signatures with Compact Revocation List Using Accumulators. | Toru Nakanishi, Nobuo Funabiki |
| 2013 | ICISC | An Anonymous Reputation System with Reputation Secrecy for Manager. | Toru Nakanishi, Tomoya Nomura, Nobuo Funabiki |
| 2012 | AINA | An Online Fill-in-the-Blank Problem Function for Learning Reserved Words in Java Programming Education. | Nobuo Funabiki, Yousuke Korenaga, Yukiko Matsushima, Toru Nakanishi, Kan Watanabe |
| 2012 | AINA | A Proposal of CSMA Fixed Backoff-time Switching Protocol and Its Implementation on QualNet Simulator for Wireless Mesh Networks. | Sritrusta Sukaridhoto, Nobuo Funabiki, Toru Nakanishi, Kan Watanabe |
| 2012 | CISIS | A Proposal of Access-Point Aggregation Approach for Multiple Wireless Local Area Networks. | Nobuo Funabiki, Md. Ezharul Islam, Toru Nakanishi, Kan Watanabe |
| 2012 | ICISC | Efficient Proofs for CNF Formulas on Attributes in Pairing-Based Anonymous Credential System. | Nasima Begum, Toru Nakanishi, Nobuo Funabiki |
| 2012 | UIC | An Extension of Routing Tree Algorithm Considering Link Speed Change in IEEE 802.11n Protocol for Wireless Mesh Network. | Nobuo Funabiki, Wataru Maruyama, Toru Nakanishi, Kan Watanabe |
| 2011 | CISIS | A Proposal of a Menu Planning Algorithm for Two-phase Cooking by Busy Persons. | Nobuo Funabiki, Shiho Taniguchi, Yukiko Matsushima, Toru Nakanishi |
| 2009 | CISIS | A Proposal of Structured Learning Assistance Function in Lecture-Scene Playback System Using Digital Picture-Card Show. | Nobuo Funabiki, Aki Mouri, Kanako Uemura, Toru Nakanishi |
| 2009 | Pairing | Forward-Secure Group Signatures from Pairings. | Toru Nakanishi, Yuta Hira, Nobuo Funabiki |
| 2009 | PKC | Revocable Group Signature Schemes with Constant Costs for Signing and Verifying. | Toru Nakanishi, Hiroki Fujii, Yuta Hira, Nobuo Funabiki |
| 2008 | AINA | A Lecture Scene Playback System Using Digital Picture-Card Show for Distance Learning. | Nobuo Funabiki, Aki Mouri, Walaa Hassan, Toru Nakanishi |
| 2008 | CCS | A short anonymously revocable group signature scheme from decision linear assumption. | Toru Nakanishi, Nobuo Funabiki |
| 2006 | IWSEC | A Short Verifier-Local Revocation Group Signature Scheme with Backward Unlinkability. | Toru Nakanishi, Nobuo Funabiki |
| 2005 | ACISP | Group Signature Schemes with Membership Revocation for Large Groups. | Toru Nakanishi, Fumiaki Kubooka, Naoto Hamada, Nobuo Funabiki |
| 2005 | AINA | Optical-Drop Wavelength Assignment Problem for Wavelength Reuse in WDM Ring Metropolitan Area Networks. | Nobuo Funabiki, Megumi Isogai, Toru Nakanishi, Teruo Higashino |
| 2005 | ASIACRYPT | Verifier-Local Revocation Group Signature Schemes with Backward Unlinkability from Bilinear Maps. | Toru Nakanishi, Nobuo Funabiki |
| 2004 | ACISP | A Group Signature Scheme with Efficient Membership Revocation for Reasonable Groups. | Toru Nakanishi, Yuji Sugiyama |
| 2003 | ICISC | Sealed-Bid Auctions with Efficient Bids. | Toru Nakanishi, Daisuke Yamamoto, Yuji Sugiyama |
| 2002 | ICICS | A Group Signature Scheme Committing the Group. | Toru Nakanishi, Masayuki Tao, Yuji Sugiyama |
| 2001 | ACISP | Anonymous Statistical Survey of Attributes. | Toru Nakanishi, Yuji Sugiyama |