Wireless, intrusion-resistant customs declaration service

An Internet customs declaration system comprising:

• a customs module, including computer readable instructions stored on non-transitory computer readable media, that cause a mobile device processor to cause the mobile device to electronically send, to an intermediate, a customs information;
• an encapsulation module, including computer readable instructions stored on non-transitory computer readable media, that cause a processor of the intermediate to perform an encapsulation, which encapsulates the customs information in packets with additional information in packet headers, and to send the packets to a firewall, the firewall being configured to de-encapsulate and pass, to an authorization agent, customs information in the packet;
• a receipt generating module, including computer readable instructions stored on non-transitory computer readable media, that cause a processor of the authorization agent, based at least in part on the authorization agent receiving an extraction of the customs information from at least one of the packets, to
• generate an electronic receipt, and
• send the electronic receipt to the mobile device.