Software distribution method based on software protection device

Software distribution method based on software protection device

  • CN 1,776,703 A
  • Filed: 12/12/2005
  • Published: 05/24/2006
  • Est. Priority Date: 12/12/2005
  • Status: Active Application
First Claim
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1. software distribution method based on software protecting equipment;

  • it is characterized in that;

    described software comprises the ROMPaq that places subscriber'"'"'s protector that therefrom extracts and removes the outer protected program of described ROMPaq;

    described protected program, the ROMPaq that places the user software protective device and user software protective device are sent to the user respectively; and

    based on an information of lease described ROMPaq is loaded in the described software protecting equipment, its concrete steps are as follows;

    1) software developer applies for the right to use of user software protective device to the hardware manufacturer, and provide an information of lease and developer'"'"'s software protecting equipment to described software developer by described hardware manufacturer, preset cryptographic algorithm in described developer'"'"'s software protecting equipment;

    2) user obtains user software protective device and protected program respectively, presets decipherment algorithm in the described user software protective device;

    3) user extracts the characteristic information of hardware characteristics information and protected program, and formation characteristic information bag sends to described software developer;

    4) described software developer sends checking bag to the user, includes the characteristic information of the user software protective device that described ROMPaq, user hold and described information of lease in the described checking bag and encrypts by the cryptographic algorithm in described developer'"'"'s software protecting equipment;

    5) described user is decrypted the checking bag that the software developer sends by described user software protective device, and upgrade file is stored in the described user software protective device.

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