METHOD, APPARATUS AND COMPUTER PROGRAM FOR SUPPORTING DETERMINATION ON DEGREE OF CONFIDENTIALITY OF DOCUMENT

PROBLEM TO BE SOLVED: To provide a method, an apparatus, and a computer program for supporting determination of a degree of confidentiality which can reduce load of determination processing of the degree of the confidentiality to the document, even if it is an office document shared by a plurality of organizations. SOLUTION: The document data dividable into a plurality of blocks each being a unit for evaluating predetermined characteristics of included properties is stored in association with confidentiality degree information indicating whether the block is confidential for each block. A document data targeted for the confidentiality degree determination is obtained, and it is determined whether a document data including a similar block is stored for each block of the obtained document data. If it is determined that the document data including the similar block is stored, it is determined whether the confidentiality degree information indicating that the block is confidential is assigned to the block corresponding to the obtained document data, and if it is determined that the confidentiality degree information is assigned, the obtained document data is determined as confidential. COPYRIGHT: (C)2010,JPO&INPIT