Dynamic digital copyright protection method based on dual identity authentication
A technology for digital copyright protection and identity authentication, applied in the field of information security, can solve the problems of not supporting physical space migration, digital home network copyright protection not being extended, and inability to locate the identity of copyright users, and achieve the effect of dynamic
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[0026] Embodiments of the present invention will now be described with reference to the drawings, in which like reference numerals represent like elements.
[0027] refer to figure 1 and figure 2 In this embodiment, the dynamic digital copyright protection method based on double identity authentication includes the following steps:
[0028] Step S1, the service provider downloads the user's digital certificate to the USBKEY (smart password key) 500 with a built-in random number generator, and then turns to step S2 or step S3;
[0029] Step S2, when the user logs in, after the USBKEY 500 is placed in the client (user PC) 410, the dynamic identity authentication module activates the USBKEY 500 according to the input PIN code password, and then obtains the digital certificate in the USBKEY 500, when the digital certificate is valid , the random number generator generates a random number sequence, and when the signature information signed by the user on the random number sequen...
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