Title:
認証装置、認証システム、認証方法およびコンピュータプログラム
Document Type and Number:
Japanese Patent JP6369543
Kind Code:
B2
Abstract:
In order to improve the safety and reliability of services provided by a computer, this authentication device (1) is equipped with a transmission unit (15) and a determination unit (16). The transmission unit (15) transmits a challenge to a terminal device (7) where the challenge is presented to a user (8) to be authenticated, said challenge being information serving as the basis on which the user inputs information to be used for authentication processing. At this time, the transmission unit (15) transmits a plurality of different challenges to the terminal device (7). The determination unit (16) determines not only whether or not a response input to the terminal device (7) by the user (8) in response to each challenge is correct, but also whether or not time information regarding the challenge and the response thereto satisfies a condition regarding the response.
Inventors:
Tomonori Inoue
Application Number:
JP2016529024A
Publication Date:
August 08, 2018
Filing Date:
June 11, 2015
Export Citation:
Assignee:
NEC
International Classes:
G06F21/32
Domestic Patent References:
| JP2007122400A | ||||
| JP2011527475A | ||||
| JP2006164237A | ||||
| JP2013528841A | ||||
| JP2008004050A |
Foreign References:
| US20140039892 |
Attorney, Agent or Firm:
Masahiko Desk
Naoki Shimosaka
Naoki Shimosaka
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