Information setting method and wireless communication system

An information setting method for a management device, comprising:

• obtaining a first certificate and identification information from a wireless device to be caused to join a wireless network managed by the management device, the first certificate certifying that the wireless device is a formal wireless device, the first certificate including a first public key, the identification information being information that identifies the wireless device, and the first certificate and the identification information being stored in the wireless device;
• encoding, using the first public key, apparatus information required for the wireless device to join the wireless network;
• outputting the encoded apparatus information to a setting device configured to set the apparatus information to the wireless device;
• and
• generating management information including the apparatus information and the identification information associated with the apparatus information.

A wireless communication system comprising:

• a wireless device to be caused to join a wireless network, the wireless device storing a first certificate and identification information, the first certificate certifying that the wireless device is a formal wireless device, the first certificate including a first public key, and the identification information being information that identifies the wireless device;
• a management device configured to manage the wireless network, the management device storing a second certificate certifying that the management device is a formal management device, and the second certificate including a second public key;
• and
• a setting device configured to
• obtain the first certificate and the identification information from the wireless device,
• obtain the second certificate from the management device,
• encode, using the first public key, apparatus information required for the wireless device to join the wireless network,
• output the encoded apparatus information to the wireless device,
• encode, using the second public key, management information including the apparatus information and the identification information associated with the apparatus information, and
• output the encoded management information to the management device.