An apparatus to manage transmission of log data generated by a transmission terminal from the transmission terminal to a log management device obtains detection result data indicating whether a predetermined event is detected at the log management device, determines whether the log data is to be transmitted from the transmission terminal to the log management device based on the detection result data to generate a determination result, and transmits the transmission approval data having the determination result to the transmission terminal to cause the transmission terminal to process the log data according to the determination result of the transmission approval data.