PURPOSE: To prevent distribution by defining an object to be distributed which violates safety protection, and automatically detecting it.

CONSTITUTION: This method includes each process for performing access to a library including the description of an object to be recorded which violates safety protection 40, discriminating whether or not the object to be recorded is present in an object to be distributed 90, operating communication to a third person in a priority order by using a violation log in which violation is summarized, safety storing violation, and inhibiting the distribution of the violation. The violating object is automatically detected, and a preliminary defining action is executed for the detected violating object.