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Takao Murakami
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Utility-optimized local differential privacy mechanisms for distribution estimation
T Murakami, Y Kawamoto
28th USENIX Security Symposium (USENIX Security 19), 1877-1894, 2019
1162019
Model inversion attacks for prediction systems: Without knowledge of non-sensitive attributes
S Hidano, T Murakami, S Katsumata, S Kiyomoto, G Hanaoka
2017 15th Annual Conference on Privacy, Security and Trust (PST), 115-11509, 2017
862017
Locally differentially private analysis of graph statistics
J Imola, T Murakami, K Chaudhuri
30th USENIX security symposium (USENIX Security 21), 983-1000, 2021
772021
Signature schemes with a fuzzy private key
K Takahashi, T Matsuda, T Murakami, G Hanaoka, M Nishigaki
International Journal of Information Security 18, 581-617, 2019
502019
System and method of biometric authentication using multiple kinds of templates
TM Yosuke KAGA, Osamu Takata, Yoshiaki Isobe, Kenta Takahashi
US Patent 20110138187A1, 2011
47*2011
Cancelable permutation-based indexing for secure and efficient biometric identification
T Murakami, R Fujita, T Ohki, Y Kaga, M Fujio, K Takahashi
IEEE Access 7, 45563-45582, 2019
402019
Local obfuscation mechanisms for hiding probability distributions
Y Kawamoto, T Murakami
European Symposium on Research in Computer Security, 128-148, 2019
36*2019
Communication-Efficient Triangle Counting under Local Differential Privacy
J Imola, T Murakami, K Chaudhuri
31st USENIX Security Symposium (USENIX Security 22), 537-554, 2022
322022
Fuzzy signatures: relaxing requirements and a new construction
T Matsuda, K Takahashi, T Murakami, G Hanaoka
Applied Cryptography and Network Security: 14th International Conference …, 2016
322016
A secure and practical signature scheme for blockchain based on biometrics
Y Kaga, M Fujio, K Naganuma, K Takahashi, T Murakami, T Ohki, ...
Information Security Practice and Experience: 13th International Conference …, 2017
302017
A measure of information gained through biometric systems
K Takahashi, T Murakami
Image and Vision Computing 32 (12), 1194-1203, 2014
302014
Biometric authentication system, authentication client terminal, and biometric authentication method
T Murakami, K Takahashi
US Patent 8,340,361, 2012
302012
Toward distribution estimation under local differential privacy with small samples
T Murakami, H Hino, J Sakuma
Proceedings on Privacy Enhancing Technologies, 2018
292018
Optimal sequential fusion for multibiometric cryptosystems
T Murakami, T Ohki, K Takahashi
Information fusion 32, 93-108, 2016
282016
Fast and accurate biometric identification using score level indexing and fusion
T Murakami, K Takahashi
2011 International Joint Conference on Biometrics (IJCB), 1-8, 2011
272011
A metric of information gained through biometric systems
K Takahashi, T Murakami
Pattern Recognition, International Conference on, 1184-1187, 2010
242010
Expectation-maximization tensor factorization for practical location privacy attacks
T Murakami
Proceedings on Privacy Enhancing Technologies, 2017
232017
Model inversion attacks for online prediction systems: Without knowledge of non-sensitive attributes
S Hidano, T Murakami, S Katsumata, S Kiyomoto, G Hanaoka
IEICE Transactions on Information and Systems 101 (11), 2665-2676, 2018
222018
Group sparsity tensor factorization for re-identification of open mobility traces
T Murakami, A Kanemura, H Hino
IEEE Transactions on Information Forensics and Security 12 (3), 689-704, 2016
212016
High security biometric authentication system
T Murakami, K Takahashi
US Patent App. 13/706,854, 2014
212014
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Artikelen 1–20