Presentation 2019-03-07
Password for Prevention of Shoulder Surfing by Rear-Facing Camera
Shota Ushiyachi, Ryuya Uda,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Mobile devices such as smart phones often manage privacy and secret information. Existing screen lock methods without biometric information are unsafe in the use of public places since identification information such as password or lock pattern can be acquired by shoulder surfing. Shoulder surfing constitutes a grave menace to the safety of smart phones. As a countermeasure of shoulder surfing, vibrating sound of the device is used for the personal identification in a research in order to hide the information for identification. However, the method is vulnerable when the sound is recorded. Therefore, in this paper, we propose a personal identification method which can be send identification information to users with shoulder surfing resistance without vibrating sound.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Password / Mobile device / Prevention of Shoulder Surfing / Android device
Paper # IT2018-75,ISEC2018-81,WBS2018-76
Date of Issue 2019-02-28 (IT, ISEC, WBS)

Conference Information
Committee IT / ISEC / WBS
Conference Date 2019/3/7(2days)
Place (in Japanese) (See Japanese page)
Place (in English) University of Electro-Communications
Topics (in Japanese) (See Japanese page)
Topics (in English) joint meeting of IT, ISEC, and WBS
Chair Jun Muramatsu(NTT) / Atsushi Fujioka(Kanagawa Univ.) / Minoru Okada(NAIST)
Vice Chair Tadashi Wadayama(Nagoya Inst. of Tech.) / Shiho Moriai(NICT) / Shoichi Hirose(Univ. of Fukui) / Koji Ohuchi(Shizuoka Univ.) / Kenichi Takizawa(NICT)
Secretary Tadashi Wadayama(Nagano Pref Inst. of Tech.) / Shiho Moriai(UEC) / Shoichi Hirose(Tokai Univ.) / Koji Ohuchi(NICT) / Kenichi Takizawa(Ibaraki Univ.)
Assistant Takahiro Yoshida(Yokohama College of Commerce) / Kazunari Omote(Tsukuba Univ.) / Yuuji Suga(IIJ) / Ryohei Nakamura(National Defense Academy) / Duong Quang Thang(NAIST)

Paper Information
Registration To Technical Committee on Information Theory / Technical Committee on Information Security / Technical Committee on Wideband System
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Password for Prevention of Shoulder Surfing by Rear-Facing Camera
Sub Title (in English)
Keyword(1) Password
Keyword(2) Mobile device
Keyword(3) Prevention of Shoulder Surfing
Keyword(4) Android device
1st Author's Name Shota Ushiyachi
1st Author's Affiliation Tokyo University of Technology(Tokyo Univ. of Tech.)
2nd Author's Name Ryuya Uda
2nd Author's Affiliation Tokyo University of Technology(Tokyo Univ. of Tech.)
Date 2019-03-07
Paper # IT2018-75,ISEC2018-81,WBS2018-76
Volume (vol) vol.118
Number (no) IT-477,ISEC-478,WBS-479
Page pp.pp.1-6(IT), pp.1-6(ISEC), pp.1-6(WBS),
#Pages 6
Date of Issue 2019-02-28 (IT, ISEC, WBS)