SPAM CALLING VERIFICATION METHOD CAPABLE OF ENABLING A TRANSMITTER WHO IS UNKNOWN TO ENABLE AN IMPORTANT CALL

摘要

PURPOSE: A spam calling verification method is provided to prevent a transmitter who is not in an address from failing a call which is necessary for a transmitter.;CONSTITUTION: A wireless communication business owner relays CVN(Calling Verification Number) in a wireless communication condition. A receiver determines whether a mail is a spam or not by using a transmission number of a transmitter and the CVN. A wired communication business owner determines whether the mail is a spam or not by using the transmission number of the transmitter and the CVN in a wired communication condition. A mail server determines whether the mail is received or not by using a transmission mail address of the transmitter and the CVN. A wireless communication business owner and a mail server operating business owner perform the role of verifying a CVN such as the wired communication business owner in case of wireless communication and an internet communication.;COPYRIGHT KIPO 2012