METHOD FOR GUARANTEEING SECURITY POLICY FILE AND COMPUTER SYSTEM

摘要

PROBLEM TO BE SOLVED: To efficiently operate a security policy while maintaining integrity of the security policy file in operation of the security policy file on a number of servers.;SOLUTION: When a certain node accesses the security policy file, policy files are read from other nodes and subjected to majority processing for a corresponding item to perform access control of resources. In the majority processing, a character string containing a value, character, figure or symbol showing a unique access control is provided as individual access control data. When two or more pieces of the same individual access data are detected (85 and 86), intrusion and alteration are determined, and the corresponding files are excluded from the members of majority processing (87). A normal access control is determined by a majority of the remaining members.;COPYRIGHT: (C)2008,JPO&INPIT