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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 21 - 34 of 34 [Previous]  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
BioX, ITE-ME, ITE-IST 2017-05-22
15:10
Ishikawa   A study on system security for a smart device-based multifactor authentication system based on usage environment
Yuki Nakao, Tomoaki Higashi, Yasushi Yamazaki (Kitakyushu Univ.), Tetsushi Ohki (Shizuoka Univ.) BioX2017-1
With the rapid spread of smart devices, such as smartphones
and tablet PCs, more secure and convenient user
authentica... [more]
BioX2017-1
pp.17-22
MBE, BioX, NC 2016-10-22
16:30
Osaka Osaka Electro-Communication University A study on improving authentication accuracy for a multifactor authentication system considering usage environment
Tomoaki Higashi, Ryo Okabe, Yasushi Yamazaki (Kitakyushu Univ.), Tetsushi Ohki (AIST) BioX2016-29 MBE2016-43 NC2016-28
As a means of more secure and convenient user authentication for rapidly spreading smart devices, we have proposed a mul... [more] BioX2016-29 MBE2016-43 NC2016-28
pp.67-72
MBE, BioX, NC 2016-10-22
16:55
Osaka Osaka Electro-Communication University A study on biometric-bit-string generation from touch panel on smart device
Suguru Sunada, Taiki Sowa, Yasushi Yamazaki, Takeru Miyazaki (Kitakyushu Univ.), Tetsushi Ohki (AIST.) BioX2016-30 MBE2016-44 NC2016-29
As a means of secure and convenient user authentication on
smart devices, such as smart-phones and tablet PCs,
biometr... [more]
BioX2016-30 MBE2016-44 NC2016-29
pp.73-76
BioX 2016-08-19
11:45
Miyagi   Brute-force Attacks against Biometric Authentication Systems
Tetsushi Ohki, Akira Otsuka (AIST) BioX2016-16
In this paper, we proposed an efficient brute-force attack scheme for biometric authentication systems. We define the br... [more] BioX2016-16
pp.51-56
PRMU, BioX 2016-03-24
13:00
Tokyo   A smart device-based multifactor authentication system based on context awareness
Ryo Okabe, Tomoaki Higashi, Yasushi Yamazaki (Kitakyushu Univ.), Tetsushi Ohki (AIST) BioX2015-47 PRMU2015-170
In user authentication on smart devices, such as
smart-phones and tablet PCs, it is difficult to maintain a
usage envi... [more]
BioX2015-47 PRMU2015-170
pp.37-42
BioX 2015-08-25
10:20
Hokkaido Otaru Port Marina Performance estimation based on artifact species (Part 2)
Tetsushi Ohki, Akira Otsuka (AIST) BioX2015-20
 [more] BioX2015-20
pp.39-44
BioX, ITE-ME, ITE-IST 2015-06-30
10:30
Ishikawa Kanazawa University, Kakuma Campus Performance estimation based on artifact species
Tetsushi Ohki, Akira Otsuka (AIST) BioX2015-10
Technology evaluation of biometric authentication systems is widely conducted based on public biometric databases especi... [more] BioX2015-10
pp.73-78
BioX 2014-10-17
11:25
Okinawa Nobumoto Ohama Memorial Hall (Ishigaki) Evaluation of Liveness Detection Methods against Flat Panel-based Presentation Attack
Tatsuya Takehisa (Nissin), Tetsushi Ohki, Akira Otsuka (AIST), Manabu Inuma (Josai Univ.) BioX2014-38
Recently, The presentation attack spoofing to the biometrics authentication system that use fake biometric samples are ... [more] BioX2014-38
pp.55-59
BioX
(2nd)
2013-08-28
14:45
Osaka The Institute of Scientific and Industrial Research, Osaka Univ. A Survey on Biometric Presentation Attack and It's Security Evaluation Method
Tetsushi Ohki, Akira Otsuka, Kazuo Takaragi (AIST)
 [more]
LOIS 2013-03-08
11:40
Okinawa   On influence of personal interests and attributes in travel behavior analysis -- Analysis on location data of foreign tourists to Okinawa --
Seira Hidano, Tetsushi Ohki (Waseda Univ.) LOIS2012-95
Analysing large-scale travel behavior acquired from small terminal like smartphones to improve the service is now attrac... [more] LOIS2012-95
pp.149-154
BioX
(2nd)
2012-08-28
14:30
Tokyo Waseda Univ. Nishiwaseda Campus Wolf attack based on speech synthesis using LP-residual signal
Shohei Hayashi, Tetsushi Ohki, Naohisa Komatsu, Jiro Katto (Waseda Univ.)
In this paper, we suggest a method of creation of voice that allows the Wolf attack against speaker recognition system. ... [more]
ISEC, IT, WBS 2011-03-04
10:50
Osaka Osaka University A Method of Fingerprint Authentication Using KSS(I)
Hiroki Satomura, Tetsushi Ohki, Naohisa Komatsu (Waseda Univ.), Masao Kasahara (Osaka Gakuin Univ.) IT2010-121 ISEC2010-125 WBS2010-100
We propose a method of fingerprint authentication using KSS(I). KSS(I)
requires to recover user's biometric sample corr... [more]
IT2010-121 ISEC2010-125 WBS2010-100
pp.353-360
LOIS, IPSJ-CN 2009-05-21
16:15
Tokyo Waseda Univ. Faculty of Science and Engineering,OkuboCamp. 55N Bldg Application of Biometric Encryption to Electric Near-field Communication System
Tetsushi Ohki, Naohisa Komatsu (Waseda Univ.), Hideki Kawabe, Yasuhiro Hosoda (NTT) LOIS2009-5
Conventional electric near-field communication systems authenticate users only with card devices. If devices are lossed,... [more] LOIS2009-5
pp.79-84
ISEC, LOIS 2007-11-21
17:05
Hyogo Kobe University Template Protection using Biometric Encryption for CELP Speaker Verification
Shinya Takayama, Tetsushi Ohki (Waseda Univ.), Yasushi Yamazaki (The Univ. of Kitakyushu), Naohisa Komatsu (Waseda Univ.), Masao Kasahara (Osaka Gakuin Univ.) ISEC2007-97 OIS2007-69
As the application of biometric authentication technique has been advanced, countermeasures against threat, that the tem... [more] ISEC2007-97 OIS2007-69
pp.57-62
 Results 21 - 34 of 34 [Previous]  /   
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