AUTHENTICATION SERVER, AUTHENTICATION SYSTEM, AND AUTHENTICATION METHOD

AUTHENTICATION SERVER, AUTHENTICATION SYSTEM, AND AUTHENTICATION METHOD

PROBLEM TO BE SOLVED: To realize a service providing system which offers enhanced security for authentication.SOLUTION: In a service providing server 20, an image acquisition unit 22 acquires a plurality of correct answer images to which respective pieces of tag information are attached, according t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: SONE MOTOKI
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To realize a service providing system which offers enhanced security for authentication.SOLUTION: In a service providing server 20, an image acquisition unit 22 acquires a plurality of correct answer images to which respective pieces of tag information are attached, according to an account input by a user. Further, the image acquisition unit 22 acquires at least one dummy image to which the same tag information as one of the correct answer images is attached.