Authentication method, authentication system, payment system, user apparatus and recording medium containing program for conducting authentication

• Main Authors: IMAJIMA, YOSHIAKI, HANDA, TAKAYOSHI, MONMA, HITOSHI, FUJII, MIKAKO, NAKAJIMA, MITSURU, KODAKA, TOSHIHIRO
• Format: Patent
• Language: English; French; German
• Published: 23.04.2008
• Subjects: ADVERTISING; CALCULATING; CHECKING-DEVICES; CODING OR CIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHERPURPOSES INVOLVING THE NEED FOR SECRECY; COIN-FREED OR LIKE APPARATUS; COMPUTING; COUNTING; CRYPTOGRAPHY; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; DISPLAY; EDUCATION; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PHYSICS; SEALS; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION