发明名称 |
USER PASSWORD INPUT SYSTEM FOR PROTECTING THE USER'S PRIVACY AGAINST A SHOULDER-SURFING ATTACK AND USER PASSWORD INPUT METHOD FOR PROTECTING THE USER'S PRIVACY AGAINST A SHOULDER-SURFING ATTACK |
摘要 |
PURPOSE: A user password input system is provided to protect the user's privacy against a shoulder-surfing attack using different colored keypad. CONSTITUTION: Surrounding numbers are composed of different number with a central number. A keypad comprises a plurality of lower keypads. Each lower keypad has different color, central number, and numbers in the lower keypads. A color/shadow selection module selects a color or shadow of the lower keypad corresponding to the location of the user selected key. A shuffling module changes a plurality of central number of a keypad and surrounding numbers.
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申请公布号 |
KR20110083356(A) |
申请公布日期 |
2011.07.20 |
申请号 |
KR20100003542 |
申请日期 |
2010.01.14 |
申请人 |
INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY |
发明人 |
KWON, TAE KYOUNG;LEE, JONG HYUP |
分类号 |
G06F3/02;H04M1/23 |
主分类号 |
G06F3/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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