Patent ID: 6711687
Filing Date: 2004-03-23
Classification: G06F

Abstract:
A security monitoring apparatus for monitoring access to electronic equipment from outside, comprising:an access log acquiring unit to acquire an access log concerning an access situation at a time of access; a security managing unit to accumulate acquired access logs, to calculate a statistical distribution of a plurality of access times in accumulated access logs, to determine a scope of a time zone of a normal access using a mean value and a variance of the statistical distribution, and to store the scope of the time zone as security management information; and a security checking unit to check whether a current access is different from the normal access, by comparing an access time of an access log of current access with the scope of the time zone of the security management information, and to determine that the current access is different from normal access if the access time of the current access is not included in the scope of the time zone.