アクセス制御装置、アクセス制御プログラムを記録したコンピュータ読み取り可能な記録媒体及びアクセス制御方法

Japanese Patent JP3646482

B2

PROBLEM TO BE SOLVED: To individually and surely change utilization conditions corresponding to respective users or equipment. SOLUTION: A status information holding means 11 holds status information (SS) 11a, a peculiar information holding means 12 holds peculiar information (du) 12a, and an information holding means 13 for certificate holds information 5 for certificate. Based on status conditions (SA) 1 setting conditions for permitting access to a service and the peculiar information (du) 12a of an access controller 10 owned by the user of the service, prescribed operation 'F(du, SA)' is performed to the information 5 for certificate to generate auxiliary information 4 for certificate, and it can be provided by enciphering a key 3 with the auxiliary information 4 for certificate. Based on the status information 11a and the peculiar information 12a, the similar operation 'F' to the operation in the case of generating the auxiliary information 5 for certificate is performed to generate information 14a for verify by an information generating means 14 for verify. A deciphering means 15 deciphers the information 5 for certificate with the information 14a for verify.

Masahiro Taguchi
Kenji Kawano
Kenji Chiba

JP19432597A

May 11, 2005

July 18, 1997

Click for automatic bibliography generation  

Fuji Xerox Co., Ltd

G06F21/12; G06F9/06; G06F12/14; G06F15/00; G06F21/10; G06F21/14; G06F21/60; G06F21/62; G09C1/00; H04L9/10; H04L9/32; (IPC1-7): H04L9/32; G06F9/06; G06F15/00; G09C1/00; H04L9/10

JP9134311A
JP9179951A
JP7273759A
JP10283270A
JP10214255A
JP8087235A
JP5257816A
JP3083132A

Takeshi Hattori

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