Deevashwer Rathee, Pradeep Kumar Mishra and Masaya Yasuda, “Faster PCA and Linear Regression through Hypercubes in HElib,” Wokshop on Privacy in the Electronic Society–WPES 2018, ACM pp. 42–53, 2018.
Huy Quoc Le, Pradeep Kumar Mishra, Dung Hoang Duong and Masaya Yasuda, “Solving LWR via BDD Strategy: Modulus Switching Approach,” Cryptology and Network Security–CANS 2018, Springer LNCS 11124, pp. 357–376, 2018.
Momonari Kudo, Yuki Yokota, Yasushi Takahashi and Masaya Yasuda, “Acceleration of Index Calculus for Solving ECDLP over Prime Fields and Its Limitation,” Cryptology and Network Security–CANS 2018, Springer LNCS 11124, pp. 377–393, 2018.
Masaya Yasuda, “Self-dual DeepBKZ for finding short lattice vectors,” presented at MathCrypt 2018 (to appear in a MathCrypt special issue of Journal of Mathematical Cryptology).
Shinya Okumura, Shingo Sugiyama, Masaya Yasuda and Tsuyoshi Takagi, Security analysis of cryptosystems using short generators over ideal lattices, Japan Journal of Industrial and Applied Mathematics, Volume 35, Issue 2, pp. 739–771, 2018.
Masaya Yasuda, Junpei Yamaguchi, Michiko Ooka and Satoshi Nakamura, “Development of a dual version of DeepBKZ and its application to solving the LWE challenge,” Progress in Cryptology–AFRICACRYPT 2018, Springer LNCS 10831, pp. 162–182, 2018.
Masaya Yasuda, Takeshi Shimoyama, Masahiko Takenaka, Narishige Abe, Shigefumi Yamada and Junpei Yamaguchi, “Recovering attacks against linear sketch in fuzzy signature schemes of ACNS 2015 and 2016,” International Conference on Information Security Practice and Experience (ISPEC2017), Springer LNCS 10701, pp. 409–421, 2017.
Pradeep Kumar Mishra, Dung Hoang Duong and Masaya Yasuda, “Enhancement for Secure Multiple Matrix Multiplications over Ring-LWE Homomorphic Encryption,” International Conference on Information Security Practice and Experience (ISPEC2017), Springer LNCS 10701, pp. 320–330, 2017.
Dung Hoang Duong, Masaya Yasuda and Tsuyoshi Takagi, “Choosing parameters for the subfield lattice attack against overstretched NTRU,” Information Security Conference (ISC2017), Springer LNCS 10599, pp. 79–91, 2017.
Junpei Yamaguchi and Masaya Yasuda, “Explicit formula for Gram-Schmidt vectors in LLL with deep insertions and its applications,” Number Theory Methods in Cryptology (NuTMiC2017), Springer LNCS 10737, pp. 142–160, 2017.
Yuki Yokota, Momonari Kudo and Masaya Yasuda, “Practical Limit of Index Calculus Algorithms for ECDLP over Prime Fields,” International Workshop on Coding and Cryptography (WCC2017), available at http://wcc2017.suai.ru/proceedings.html.
Keiji Kimura, Hayato Waki and Masaya Yasuda, Application of mixed integer quadratic program to shortest vector problems, JSIAM Letters, Vol. 9, pp. 65–68, 2017.
Yutaro Kiyomura, Akiko Inoue, Yuto Kawahara, Masaya Yasuda, Tsuyoshi Takagi and Tetsutaro Kobayashi, “Secure and Efficient Pairing at 256-bit Security Level,” International Conference on Applied Cryptography and Network Security (ACNS2017), Springer LNCS 10355, pp. 59–79, 2017.
M. Yasuda, “Simple Analysis of Key Recovery Attack Against LWE,” Mathematical Modelling for Next-Generation Cryptography: CREST Crypto-Math Project, Springer, Vol. 29, pp. 221–238, 2018.
M. Yasuda, Secure Hamming distance computation for biometrics using ideal-lattice and ring-LWE homomorphic encryption, Information Security Journal: A Global Perspective, Vol. 26, Issue 2, pp. 85–103, 2017.
M. Yasuda, K. Yokoyama, T. Shimoyama, J. Kogure, and T. Koshiba, Analysis of decreasing squared-sum of Gram-Schmidt lengths for short lattice vectors, Journal of Mathematical Cryptology (JMC), Vol. 11, Issue 1, pp. 1–24, 2017.
Dung Hoang Duong, Pradeep Kumar Mishra, and Masaya Yasuda, Efficient secure matrix multiplication over LWE-based homomorphic encryption, Tatra Mountains Mathematical Publications, Vol. 67, Issue 1, pp. 69–83, 2016.
M. Yasuda, Torsion points and reduction of elliptic curves, Acta Arithmetica, Vol. 176, No. 1, pp. 89—100, 2016.
M. Kudo, J. Yamaguchi, Y. Guo and M. Yasuda, “Practical analysis of key recovery attack against search-LWE problem”, International Workshop on Security (IWSEC2016), Springer LNCS 9836, pp. 164—181, 2016.
Dung Hoang Duong, Pradeep Kumar Mishra, and Masaya Yasuda, “Efficient secure matrix multiplications using RLWE-based homomorphic encryption”, Central European Conference on Cryptology (CECC2016), 2016.
M. Yasuda, T. Shimoyama, J. Kogure and T. Izu, Computational hardness of IFP and ECDLP, Applicable Algebra in Engineering, Communications and Computing (AAECC), Vol. 27, Issue 6, pp. 493—521, 2016.
Masaya Yasuda, “Analysis of Decreasing Squared-Sum of Gram-Schmidt Lengths for Finding Short Lattice Vectors”, Royal Holloway & Kyushu University Workshop on Lattice-based Cryptography, 2016.09.07.
Junpei Yamaguchi and Masaya Yasuda, “Efficient Update of Gram-Schmidt Vectors in the LLL Algorithm with Deep Insertions”, The 11-th International Workshop on Security (IWSEC2016), poster, 2016.
安田雅哉, 横山和弘, “Analysis of Decreasing Squared-Sum of Gram-Schmidt Lengths for Finding Short Lattice Vectors”, 信学技法, IEICE Technical Report, ISEC 2016-7, pp. 33—34, 2016.
2015年度
査読有
M. Yasuda, T. Shimoyama, N. Abe, S. Yamada, T. Shinzaki, and T. Koshiba, “Privacy-preserving fuzzy commitment for biometrics via layered error-correcting codes”, International Symposium on Foundations & Practice of Security (FPS2015), Springer LNCS 9482, pp.117–133, 2016.
A. Mandal, A. Roy, and M. Yasuda, “Comprehensive and Improved Secure Biometric System Using Homomorphic Encryption”, Data Privacy Management (DPM2015), Springer LNCS 9481, pp. 183—198, 2015.
M. Yasuda, T. Shimoyama, J. Kogure, K. Yokoyama, T. Koshiba, “Secure statistical analysis using RLWE-based homomorphic encryption”, Australasian Conference on Information Security and Privacy (ACISP2015), Springer LNCS 9144, pp. 471–487, 2015.
M. Yasuda, T. Koshiba, T. Shimoyama, J. Kogure, K. Yokoyama, “Secure data devolution: Practical re-encryption with auxiliary data in LWE-based somewhat homomorphic encryption”, International Workshop on Security in Cloud Computing (SCC@ASIACCS2015), pp. 53–61, ACM, 2015.
査読無
奥村伸也, 杉山真吾, 安田雅哉, 高木剛, “On the Security of Cryptosystems Using Short Generators over Ideal Lattices for Cyclotomic Fields”, 2016年暗号と情報セキュリティシンポジウム, SCIS2016, 2D1-4, 2016.
工藤 桃成, Yang Guo, 安田 雅哉, Comparison of Babai’s nearest plane and rounding algorithms in Laine-Lauter’s key recovery attack for LWE, 2016年暗号と情報セキュリティシンポジウム(SCIS2016), 2016.01.20.
Masaya Yasuda, Efficient lattice reduction algorithm and cryptography, International Workshop on Security–Future Technologies for Cybersecurity– , 2016.01.07.