INFORMATION AUTHENTICATION METHOD (VARIANTS), DISCS PLAYER (VARIANTS) AND GAMING DEVICE (VARIANTS) Russian patent published in 2005 - IPC

Abstract RU 2248624 C2

FIELD: technologies for authentication of information.

SUBSTANCE: method includes performing absolute identification for confirming legality of data carrier according to first rule in preset time. Authentication information is recorded on this data carrier in previously set position. Process of arbitrary authentication is performed for confirming legality of said data carrier in accordance to second rule in arbitrary time. First rule includes announcing confirmation of standard match, if information for authentication is detected as registered in selected preset position. Second rule in given arbitrary authentication process includes announcing standard match, if information for authentication is detected as not registered in arbitrary positions, different from given preset position.

EFFECT: higher reliability.

6 cl, 12 dwg

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RU 2 248 624 C2

Authors

Noda Shindzhi

Dates

2005-03-20Published

1999-09-23Filed