| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an access control device and an access control method which reduce overhead and conduct access control flexibly. <P>SOLUTION: The access control device 100 comprises: a first access control rule deriving part 110 for deriving a first access control rule 210 corresponding to input data; an input data specifying part 120 for specifying the input data from which the output data are derived based on a derived rule 220 showing correspondence of an input variable and an output variable; a second access control rule deriving part 130 for deriving a second access control rule 230 corresponding to the output data according to the first access control rule 210 corresponding to the input data specified by the input data specifying part 120; and an access control part 140 for controlling output processing of the output data according to the second access control rule 230. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
