| 摘要 |
A method, system, and computer program product for secure distribution of content over an insecure medium, including a recipient device configured to receive content; and a sender device configured to request from the recipient device a unique identification associated with the recipient device, before sending to the recipient device, the content and a unique key associated with the content for use of the content by the recipient device. The sender device is configured to request the unique identification associated with the recipient device from the recipient device during a predetermined time interval after sending the key, and after verification of the unique identification, send a new key associated with the content to the recipient device for further use of the content by the recipient device.
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