論文

• Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka:. Obfustopia Built on Secret-Key Functional Encryption, Journal of Cryptology, 35, June 2022.
• Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka. CCA Security and Trapdoor Functions via Key-Dependent-Message Security, Journal of Cryptology, 35, Feb. 2022.
• Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka. Simple and Generic Constructions of Succinct Functional Encryption, Journal of Cryptology, Vol. 34, May 2021.
• KEISUKE TANAKA, Keisuke Hara, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka. Simulation-based receiver selective opening CCA secure PKE from standard computational assumptions, Theoretical Computer Science, Volume 795, Page 570-597, Nov. 2019.

国際会議発表 (査読有り)

• Tasuku Narita, Fuyuki Kitagawa, Yusuke Yoshida, Keisuke Tanaka. Secret Sharing with Statistical Privacy and Computational Relaxed Non-malleability, International Conference on Information Security and Cryptology, Information Security and Cryptology – ICISC 2020, pp. 16-39, Feb. 2021.
• Yusuke Yoshida, Fuyuki Kitagawa, Keita Xagawa, Keisuke Tanaka. Non-committing Encryption with Constant Ciphertext Expansion from Standard Assumptions, 26th International Conference on the Theory and Application of Cryptology and Information Security, Advances in Cryptology – ASIACRYPT 2020, pp. 36-65, Dec. 2020.
• KEISUKE TANAKA, Fuyuki Kitagawa, Takahiro Matsuda. Simple and Efficient KDM-CCA Secure Public Key Encryption, 25th International Conference on the Theory and Application of Cryptology and Information Security(ASIACRYPT 2019), pp. 97-127, Nov. 2019.
• KEISUKE TANAKA, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa. Adaptively Secure and Succinct Functional Encryption: Improving Security and Efficiency, Simultaneously., 39th Annual International Cryptology Conference（CRYPTO 2019）, Advances in Cryptology – CRYPTO 2019, pp. 521-551, Aug. 2019.
• KEISUKE TANAKA, Fuyuki Kitagawa, Takahiro Matsuda. CCA Security and Trapdoor Functions via Key-Dependent-Message Security., 39th Annual International Cryptology Conference, Advances in Cryptology – CRYPTO 2019, pp. 33-64, Aug. 2019.
• KEISUKE TANAKA, Yusuke Yoshida, Fuyuki Kitagawa. Non-Committing Encryption with Quasi-Optimal Ciphertext-Rate Based on the DDH Problem, 25th ASIACRYPT 2019, Advances in Cryptology - ASIACRYPT 2019 - 25th International Conference on the Theory and Application of Cryptology and Information Security, pp. 128-158, 2019.
• KEISUKE TANAKA, Fuyuki Kitagawa. A Framework for Achieving KDM-CCA Secure Public-Key Encryption, International Conference on the Theory and Application of Cryptology and Information Security, pp. 127-157, Oct. 2018.
• KEISUKE TANAKA, Keisuke Hara, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka. Simulation-Based Receiver Selective Opening CCA Secure PKE from Standard Computational Assumptions, Security and Cryptography for Networks(SCN 2018), pp. 140-159, Sept. 2018.
• Keisuke Tanaka, Fuyuki Kitagawa, Ryo Nishimaki. Obfustopia Built on Secret-Key Functional Encryption, 37th Annual International Conference on the Theory and Applications of Cryptographic Techniques, pp. 603-648, Mar. 2018.
• KEISUKE TANAKA, Fuyuki Kitagawa. Key Dependent Message Security and Receiver Selective Opening Security for Identity-Based Encryption, 21st IACR International Conference on Practice and Theory of Public-Key Cryptography, Mar. 2018.
• KEISUKE TANAKA, Fuyuki Kitagawa, Ryo Nishimaki. Simple and Generic Constructions of Succinct Functional Encryption, 21st IACR International Conference on Practice and Theory of Public-Key Cryptography, pp. 187-217, Mar. 2018.
• KEISUKE TANAKA, Fuyuki Kitagawa, Takahiro Matsuda, Takahiro Matsuda. On the Key Dependent Message Security of the Fujisaki-Okamoto Constructions, 19th IACR International Conference on Practice and Theory in Public-Key Cryptography, Public-Key Cryptography – PKC 2016, Feb. 2016.
• KEISUKE TANAKA, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka. Completeness of Single-Bit Projection-KDM Security for Public Key Encryption, The Cryptographers’ Track at the RSA Conference 2015, Topics in Cryptology –- CT-RSA 2015, pp. 201-219, Mar. 2015.
• KEISUKE TANAKA, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka. Efficient Key Dependent Message Security Amplification Against Chosen Ciphertext Attacks, International Conference on Information Security and Cryptology, Vol. 8949, pp. 84-100, Mar. 2015.

国内会議発表 (査読なし・不明)

• 田中圭介, 吉田雄祐, 北川冬航. 暗号文拡大率が定数のNon-Committing暗号, 2020年暗号と情報セキュリティシンポジウム, Jan. 2020.
• 田中圭介, 吉田雄祐, 北川冬航. Diffie-Hellman判定問題に基づく暗号文サイズの小さなNon-Committing暗号, 2019年暗号と情報セキュリティシンポジウム, Jan. 2019.
• 田中圭介, 北川冬航, 松田 隆宏. 鍵依存平文安全な暗号方式に基づく選択暗号文攻撃に対し安全な公開鍵暗号の構成, 2019年暗号と情報セキュリティシンポジウム, Jan. 2019.
• 田中圭介, 成田資, 北川冬航, 吉田雄祐. 計算量的改ざん耐性を満たす秘密分散, 2019年暗号と情報セキュリティシンポジウム, Jan. 2019.
• 田中圭介, 北川 冬航. 鍵依存平文安全性を満たすIDベース暗号, 2018年暗号とセキュリティシンポジウム, Jan. 2018.
• 田中圭介, 原 啓祐, 北川 冬航, 松田 隆宏, 花岡 悟一郎. 標準的仮定に基づくSIM-RSO-CCA安全性を満たす公開鍵暗号方式, 2018年情報とセキュリティシンポジウム, Jan. 2018.
• 田中圭介, 安田聖, 北川冬航. Multi-Identity設定におけるMulti-Hop IDベース準同型暗号の構成, 2017年暗号と情報セキュリティシンポジウム, Jan. 2017.
• KEISUKE TANAKA, Fuyuki Kitagawa, Ryo Nishimaki. On Succinctness and Collusion-Resistance of Secret Key Functional Encryption., 2017年暗号と情報セキュリティシンポジウム, Jan. 2017.
• KEISUKE TANAKA, Fuyuki Kitagawa, Ryo Nishimaki. All You Need Is Slight Compression, 2017年暗号と情報セキュリティシンポジウム, Jan. 2017.
• 田中圭介, 北川冬航, 松田隆宏, 花岡悟一郎. 構成の鍵依存平文安全性に関する考察, 2016年暗号と情報セキュリティシンポジウム, Jan. 2016.
• 田中圭介, 北川冬航, 松田隆宏, 花岡悟一郎. ランダムオラクルモデルにおける鍵依存平文安全性, 冬のLAシンポジウム2015, Jan. 2016.
• 田中圭介, 黒田圭介, 北川冬航, 安田聖. 秘密鍵設定における関数型暗号の安全性について, 2016年暗号と情報セキュリティシンポジウム, Jan. 2016.
• 田中圭介, 安田聖, 北川冬航. IND-CCA1安全性を満たす完全準同型暗号, 2016年暗号と情報セキュリティシンポジウム, Jan. 2016.
• 田中圭介, 安田聖, 北川冬航, 松田隆宏, 花岡悟一郎. IND-CCA1安全性を満たすN-ary完全準同型暗号, 2015年暗号と情報セキュリティシンポジウム, Jan. 2015.
• 田中圭介, 北川冬航, 松田隆宏, 花岡悟一郎. １ビットProjection-KDM安全性の完備性, 2015年暗号と情報セキュリティシンポジウム, Jan. 2015.
• 田中圭介, 北川冬航, 石田愛. plan-ahead receiver deniable encryption の構成, 2014年 暗号と情報セキュリティシンポジウム., Jan. 2014.

その他の論文・著書など

• KEISUKE TANAKA, Satoshi Yasuda, Fuyuki Kitagawa. Constructions for the INDCCA1 secure Fully Homomorphic Encryption, Mathematical Modeling for Next-generation Cryptography, Aug. 2017.

学位論文

• Cryptographic Obfuscation Based on Secret Key Primitives,  Thesis,  Doctor (Science),  Tokyo Institute of Technology,  2019/03/26,   
• Cryptographic Obfuscation Based on Secret Key Primitives,  Exam Summary,  Doctor (Science),  Tokyo Institute of Technology,  2019/03/26,   
• Cryptographic Obfuscation Based on Secret Key Primitives,  Summary,  Doctor (Science),  Tokyo Institute of Technology,  2019/03/26,   

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