NISHIDE Takashi
- Affiliation
- Institute of Systems and Information Engineering
- Official title
- Associate Professor
- Research keywords
Cryptography and Information Security - Research projects
暗号に基づくプログラム実行回数制限機能の構成とその応用 2023-07 -- 2026-03 西出隆志 日本学術振興会/科学研究費/挑戦的研究(萌芽) 6,240,000Yen 準同型暗号の高速化に関する共同研究 2022-06 -- 2023-03 西出隆志 KDDI Research, Inc./ 1,000,000Yen 機密データを含むプログラム実行の安全かつ容易な外部委託とその応用 2020-04 -- 2023-03 西出隆志 Japan Society of for the Promotion of Science/科学研究費 基盤研究(C) 4,290,000Yen 暗号に基づくワンタイムプログラムの実現 2018-04 -- 2019-03 西出隆志 財団法人電気通信普及財団研究調査助成/研究調査助成 1,130,000Yen データ秘匿計算の具体的問題構造に基づく機能性・効率性向上 2017-04 -- 2020-03 西出 隆志 Japan Society for the Promotion of Science/基盤研究(C) 4,420,000Yen セキュリティ技術の調査研究 2016-09 -- 2916-06 Takashi Nishide 株式会社日立ソリューションズ/Joint Project セキュリティ技術の調査研究 2015-08 -- 2016-03 Takashi Nishide 株式会社日立ソリューションズ/Joint Project セキュリティ技術の調査研究 2014-08 -- 2015-03 Takashi Nishide 株式会社日立ソリューションズ/Joint Project 機密データの漏洩防止と安全利用を同時に実現する暗号技術の確立 2014 -- 2016 西出 隆志 Japan Society for the Promotion of Science/基盤研究(C) 4,810,000Yen セキュリティ技術の調査研究 2013-08 -- 2014-03 Takashi Nishide 株式会社日立ソリューションズ/Joint Project more... - Degree
2008-09 Dr. of Engineering The University of Electro-Communications - Honors & Awards
2021-09 電子情報通信学会基礎・境界ソサイエティ貢献賞 2021年暗号と情報セキュリティ小特集号編集幹事としての貢献 - Articles
- Faster Homomorphic Evaluation of Arbitrary Bivariate Integer Functions via Homomorphic Linear Transformation
Nakashima Akira; Hayashi Takuya; Tsuchida Hikaru; Sugi...
Workshop on Encrypted Computing & Applied Homomorphic Cryptography (WAHC), 2024-10 - Time-Memory Trade-off Algorithms for Homomorphically Evaluating Look-up Table in TFHE
Narisada Shintaro; Okada Hiroki; Fukushima Kazuhide; N...
Workshop on Encrypted Computing & Applied Homomorphic Cryptography (WAHC), 2024-10 - Secure Five-party Computation with Private Robustness and Minimal Online Communication
Tsuchida Hikaru; Nishide Takashi
International Conference on Provable and Practical Security (ProvSec), 2024-09 - NISQを仮定した量子ワンタイムメモリの提案
関井恭介; 西出 隆志
暗号と情報セキュリティシンポジウム(SCIS), 2024-01 - 整数型準同型暗号におけるHomomorphic Linear Transformationを用いた任意二変数関数計算
中島明; 林卓也; 土田光; 杉崎行優; 森健吾; 西出 隆志
暗号と情報セキュリティシンポジウム(SCIS), 2024-01 - Understanding Likelihood of Normalizing Flow and Image Complexity through the Lens of Out-of-Distribution Detection
Osada Genki; Takahashi Tsubasa; Nishide Takashi
Annual AAAI Conference on Artificial Intelligence, Special Track on Safe, Robust and Responsible AI/38(19)/pp.21492-21500, 2024-02 - GPU Acceleration of High-Precision Homomorphic Computation Utilizing Redundant Representation
Narisada Shintaro; Okada Hiroki; Fukushima Kazuhide; K...
11th Workshop on Encrypted Computing & Applied Homomorphic Cryptography (WAHC)/pp.1-9, 2023-11 - Out-of-Distribution Detection with Reconstruction Error and Typicality-based Penalty
Osada Genki; Takahashi Tsubasa; Ahsan Budrul; Nishide ...
Proceedings of 2023 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV)/pp.5540-5552, 2023-10 - Efficient Homomorphic Evaluation of Arbitrary Uni/Bivariate Integer Functions and Their Applications
Maeda Daisuke; Morimura Koki; Narisada Shintaro; Fukus...
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences/E107--A(3)/pp.234-247, 2024-03 - Accelerating Polynomial Evaluation for Integer-wise Homomorphic Comparison and Division
Morimura Koki; Maeda Daisuke; Nishide Takashi
Journal of Information Processing, Information Processing Society of Japan/31/pp.288-298, 2023-05 - Efficient Homomorphic Evaluation of Arbitrary Bivariate Integer Functions
Maeda Daisuke; Morimura Koki; Nishide Takashi
Workshop on Encrypted Computing & Applied Homomorphic Cryptography (WAHC)/pp.13-22, 2022-11 - Out-of-Distribution Detection with Reconstruction Error and Typicality-based Penalty
Osada Genki; Takahashi Tsubasa; Ahsan Budrul; Nishide Ta...
Winter Conference on Applications of Computer Vision (WACV)/pp.5540-5552, 2023-01 - Square Table Lookup Multiparty Computation Protocol
Wang Zhongqi; Fuse Keita; Nishide Takashi
International Symposium on Computing and Networking Workshops (CANDARW)/pp.392-395, 2022-11 - PoS Blockchain-Based Forward-Secure Public Key Encryption with Immutable Keys and Post-Compromise Security Guarantees
Nuta Seiya; Schuldt Jacob C.N.; Nishide Takashi
IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES/E106A(3)/pp.212-227, 2023-03 - Constant-Round Fair SS-4PC for Private Decision Tree Evaluation
Tsuchida Hikaru; Nishide Takashi
IEICE Trans. Fundamentals/E105--A(9)/pp.1270-1288, 2022-09 - 完全準同型暗号における整数型平文空間の一拡張手法とその演算
前田大輔; 森村洸生; 成定真太郎; 福島和英; 西出 隆志
暗号と情報セキュリティシンポジウム(SCIS), 2023-01 - 準同型暗号TFHE上の任意精度演算のための冗長表現による多並列化
成定真太郎; 福島和英; 清本晋作; 西出 隆志
暗号と情報セキュリティシンポジウム(SCIS), 2023-01 - Secure Multi-key Homomorphic Signatures against Insider Corruption
Xu Ye; Nishide Takashi
暗号と情報セキュリティシンポジウム(SCIS), 2023-01 - How to Compute Multiplication in FHE Encoding Integer Plaintexts into Polynomials
王中琦; 梨本健斗; 西出 隆志
暗号と情報セキュリティシンポジウム(SCIS), 2023-01 - 関数型暗号を用いた顔認証方式の鍵分散による安全性向上
伊藤悠椰; 西出 隆志
暗号と情報セキュリティシンポジウム(SCIS), 2023-01 - Improved Integer-wise Homomorphic Comparison and Division based on Polynomial Evaluation
Morimura Koki; Maeda Daisuke; Nishide Takashi
International Conference on Availability, Reliability and Security (ARES)/(33)/pp.1-10, 2022-08 - Latent Space Virtual Adversarial Training for Supervised and Semi-supervised Learning
Osada Genki; Ahsan Budrul; Bora Revoti Prasad; Nishide T...
IEICE TRANSACTIONS on Information and Systems/E105--D(3)/pp.667-678, 2022-03 - Load Balancing with In-protocol/Wallet-level Account Assignment in Sharded Blockchains
Okanami Naoya; Nakamura Ryuya; Nishide Takashi
IEICE TRANSACTIONS on Information and Systems/E105--D(2)/pp.205-214, 2022-03 - Forward-Secure Public Key Encryption without Key Update from Proof-of-Stake Blockchain
Nuta Seiya; Schuldt Jacob C.N.; Nishide Takashi
Indocrypt/LNCS 13143/pp.436-461, 2021-12 - Private Decision Tree Evaluation with Constant Rounds via (only) SS-3PC over Ring and Field
Tsuchida Hikaru; Nishide Takashi; Maeda Yusaku
IEICE Trans. Fundamentals/E105A(3)/pp.214-230, 2021-03 - more...
- Faster Homomorphic Evaluation of Arbitrary Bivariate Integer Functions via Homomorphic Linear Transformation
- Books
- 暗号と情報セキュリティ
西出 隆志; 岡本 栄司
リスク工学シリーズ8巻/コロナ社/pp.1-103, 2016-05
- 暗号と情報セキュリティ
- Conference, etc.
- Outsourced Private Function Evaluation with Privacy Policy Enforcement
Kunihiro Noboru; Lu Wen-Jie; Nishide Takashi; Sakuma Jun
IEEE TrustCom2018/2018-08--2018-08 - API仕様書の説明文を用いたマルウェア動的解析手法
長田元気; 面和成; 西出隆志
暗号と情報セキュリティシンポジウム(SCIS)/2018-01-23--2018-01-26 - Network Intrusion Detection based on Semi-Supervised Variational Auto-Encoder
Osada Genki; Omote Kazumasa; Nishide Takashi
The 22nd European Symposium on Research in Computer Security (ESORICS)/2017-09-11--2017-09-15 - Improved Proxy Re-encryption Scheme for Symmetric Key Cryptography
Syalim Amril; Nishide Takashi; Sakurai Kouichi
International Workshop on Big Data and Information Security (IWBIS)/2017-09-23--2017-09-24 - Committed AND Protocol Using Three Cards with More Handy Shuffle
Shinagawa Kazumasa; Nuida Koji; Nishide Takashi; Hanao...
3rd International Symposium on Information Theory and Its Applications (ISITA)/2016-10-30--2016-11-02 - Revocable Decentralized Multi-Authority Functional Encryption
Tsuchida Hikaru; Nishide Takashi; Okamoto Eiji; Kim K...
17th International Conference on Cryptology in India (INDOCRYPT)/2016-12-11--2016-12-14 - Size-Hiding Computation for Multiple Parties
Shinagawa Kazumasa; Nuida Koji; Nishide Takashi; Hanaoka ...
22nd Annual International Conference on Theory and Application of Cryptology and Information Security (ASIACRYPT)/2016-12-04--2016-12-08 - Searchable Symmetric Encryption Supporting Queries with Multiple-Character Wildcards
Zhao Fangming; Nishide Takashi
10th International Conference on Network and System Security (NSS)/2016-09-28--2016-09-30 - Software Implementation of a Pairing Function for Public Key Cryptosystems
Kanbara Yusuke; Teruya Tadanori; Kanayama Naoki; Nishi...
5th International Conference on IT Convergence and Security (ICITCS)/2015-08-24--2015-08-27 - Software Implementation of Ciphertext-Policy Functional Encryption with Simple Usability
Hasegawa Keisuke; Kanayama Naoki; Nishide Takashi; Oka...
5th International Conference on IT Convergence and Security (ICITCS)/2015-08-24--2015-08-27 - Constructions of Fail-Stop Signatures for Multi-Signer Setting
Kitajima Nobuaki; Yanai Naoto; Nishide Takashi; Hanaok...
10th Asia Joint Conference on Information Security (AsiaJCIS 2015)/2015-05-24--2015-05-26 - Multi-party Computation with Small Shuffle Complexity Using Regular Polygon Cards
Shinagawa Kazumasa; Mizuki Takaaki; Schuldt Jacob C. N.; Nui...
9th International Conference on Provable Security (ProvSec)/2015-11-24--2015-11-26
- Outsourced Private Function Evaluation with Privacy Policy Enforcement
- Teaching
2024-10 -- 2025-02 Advanced Seminar in Risk Engineering University of Tsukuba. 2024-04 -- 2024-08 Advanced Seminar in Risk Engineering University of Tsukuba. 2024-08 -- 2024-09 Advanced Course in Network Security University of Tsukuba. 2024-04 -- 2024-08 Internship A in Risk and Resilience Engineering in Doctoral Program University of Tsukuba. 2024-10 -- 2025-02 Internship A in Risk and Resilience Engineering in Doctoral Program University of Tsukuba. 2024-10 -- 2025-02 Risk Case Study University of Tsukuba. 2024-04 -- 2024-08 Risk Case Study University of Tsukuba. 2024-11 -- 2024-12 Introduction to Information Science:Information Systems University of Tsukuba. 2024-10 -- 2025-02 Internship B in Risk and Resilience Engineering in Doctoral Program University of Tsukuba. 2024-04 -- 2024-08 Internship B in Risk and Resilience Engineering in Doctoral Program University of Tsukuba. more... - Other educational activities
2017-07 -- 2017-07 教員免許状更新講習 筑波大学 - Talks
- ワンタイムプログラムとその応用
西出 隆志
情報理論とその応用シンポジウム 特別セッション(情報セキュリティ)/2018-12-21
- ワンタイムプログラムとその応用
- Professional activities
2024-04 -- 2025-03 International Symposium on Information Theory and Its Applications (ISITA) 2024 Technical Program Committee member 2024-04 -- 2025-03 電子情報通信学会 英文誌特集号編集委員 2021-04 -- (current) 電子情報通信学会ソサイエティ論文誌編集委員会 査読委員 2021 -- (current) International Conference on Security & Privacy (ICSP 2021) Program Committee member 2020-04 -- 2020-10 International Conference on Security & Privacy (ICSP 2020) Program Committee member 2020-04 -- 2020-10 International Symposium on Information Theory and Its Applications (ISITA)2020 Technical Program Committee member 2019-06 -- 2020-08 The Institute of Electronics, Information and Communication Enineers (IEICE) 英文論文誌A 「暗号と情報セキュリティ小特集号」(2021年度出版) 編集幹事 2019-04 -- 2019-12 The Institute of Electronics, Information and Communication Enineers (IEICE) 英文論文誌A 「暗号と情報セキュリティ小特集号」(2020年度出版) 編集幹事 2017-06 -- 2017-10 情報処理学会 情報処理学会論文誌コンピュータセキュリティ特集号 編集委員 2017-06 -- 2017-10 情報処理学会 情報処理学会論文誌ネットワークサービスと分散処理特集号 編集委員 more... - University Management
2024-04 -- 2025-03 リスク・レジリエンス工学学位P、学生支援対応チーム 2024-04 -- 2025-03 リスク・レジリエンス工学学位P、達成度評価実施委員会 2024-04 -- 2025-03 リスク・レジリエンス工学学位P、M2学年主担当 2023-04 -- 2025-03 リスク・レジリエンス工学学位P、学務委員会 2023-04 -- 2025-03 リスク・レジリエンス工学学位P、コンソーシアム対応委員会 2023-04 -- 2025-03 リスク・レジリエンス工学学位P、表彰選考委員会 2023-04 -- 2024-03 リスク・レジリエンス工学学位P、達成度評価実施委員会 2023-04 -- 2024-03 リスク・レジリエンス工学学位P、M1学年主担当 2022-04 -- 2024-03 リスク・レジリエンス工学学位Pカリキュラム委員 2022-04 -- 2025-03 情報科学類 カリキュラム委員 more...
(Last updated: 2024-08-30)