SENSITIVE INFORMATION LEAKAGE PREVENTION SYSTEM, SENSITIVE INFORMATION LEAKAGE PREVENTION METHOD AND SENSITIVE INFORMATION LEAKAGE PREVENTION PROGRAM

摘要

The disclosed sensitive information leakage prevention system is provided with a first monitoring means (106a) for monitoring whether or not a service provision means (102) has been called by an application; a second monitoring means (107a) for monitoring whether or not a network access request has been transmitted to a network; a first access control means (106b) for controlling the network access request related to the call that has been detected by the first monitoring means (106a) on the basis of the security level of the application that had called the service provision means; and a second access control means (107b) for determining whether or not the first access control means (106b) has already performed access control for the network access request that had been detected by the second monitoring means (107a), and if access has already been performed, controlling the network access request on the basis of the security level of the application that had transmitted the network access request.