According to directing round radio system, receiver, and after straightening processing apparatus

摘要

An information broadcasting method, a receiver, and an information processing apparatus make it possible to secure safety of information transmission between an information center and information. By encrypting confirmation information with a method making it possible to decipher the confirmation information only in the information terminal that becomes its receiver when an information center transmits the contents of the response signal (S30) transmitted from the information terminal (9) to the information center (3, 22) as the confirmation information, it becomes possible to secure safety of information transmission between the information center and information terminal. IMAGE