Invention Grant
- Patent Title: Authentication method, authentication device and computer-readable medium storing instructions for authentication processing capable of ensuring security and usability
- Patent Title (中): 认证方法，认证装置和存储能够确保安全性和可用性的认证处理指令的计算机可读介质
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Application No.: US12836096Application Date: 2010-07-14
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Publication No.: US08683577B2Publication Date: 2014-03-25
- Inventor: Chiho Murai , Motohiro Asano
- Applicant: Chiho Murai , Motohiro Asano
- Applicant Address: JP Chiyoda-Ku, Tokyo
- Assignee: Konica Minolta Holdings, Inc.
- Current Assignee: Konica Minolta Holdings, Inc.
- Current Assignee Address: JP Chiyoda-Ku, Tokyo
- Agency: Buchanan Ingersoll & Rooney PC
- Priority: JP2009-172240 20090723
- Main IPC: G06F12/14
- IPC: G06F12/14
Abstract:
An authentication method in a system having a display and a storage device is provided. The authentication method includes the steps of registering an object selected for each user from among a plurality of visually distinguishable objects prepared in advance as a key object in the storage device; and presenting the plurality of objects to the display, accepting selection of an object by a user to be authenticated, and performing authentication based on matching/mismatching of the selected object with the key object registered in association with the user. The step of registering includes a step of determining a degree of freedom of selection of the object at the time of registration of the key object according to a degree of overlapping of the key object already registered in the storage device.
Public/Granted literature
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