POLICY SETTING DEVICE, POLICY SETTING METHOD AND POLICY SETTING PROGRAM

摘要

PROBLEM TO BE SOLVED: To reduce impact on business operations due to addition of a security policy.;SOLUTION: A policy setting device 10 extracts a communication partner address 13a which is an object of restricting communication, from analyte electronic mails 13 of electronic mails addressed to a user. The policy setting device 10 calculates a frequency index value indicating a frequency of communications that used the communication partner address 13a, referring to a communication history 14 indicating the communications conducted in the past. The policy setting device 10 includes a rule 15a for restricting the communication using the communication partner address 13a, and creates a security policy 15 set in such a manner that a valid period 15b becomes shorter, or a number of apparatuses 15c to be applied is reduced, as the frequency indicated by the frequency index value is larger.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2018,JPO&INPIT