Digital rights management
First Claim
1. A method of digital rights management (DRM), comprising the steps of:
- receiving content at a client computer, wherein the content is encrypted with an encryption key;
the client computer requesting the encryption key from a server using a digital certificate, wherein the server is remote from the client computer;
the server receiving the request; and
determining if the digital certificate is valid.
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Accused Products
Abstract
A method and system for digital rights management is disclosed. The method and system utilize standalone certificates linked with hardware profiles to provide and efficient mechanism for digital rights management. A method for digital rights management includes receiving content at a client computer. The content is encrypted with an encryption key. The method further includes the client computer requesting the encryption key from a digital rights management (DRM) server using a digital certificate, the server receiving the request and the DRM server determining if the digital certificate is valid. The DRM server is remote from the client computer.
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Citations
40 Claims
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1. A method of digital rights management (DRM), comprising the steps of:
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receiving content at a client computer, wherein the content is encrypted with an encryption key;
the client computer requesting the encryption key from a server using a digital certificate, wherein the server is remote from the client computer;
the server receiving the request; and
determining if the digital certificate is valid. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A system for digital rights management comprising:
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a client computer, wherein the client computer includes software comprising instructions for;
receiving content, wherein the content is encrypted with an encryption key; and
requesting the encryption key from a digital rights management (DRM) server using a digital certificate, wherein the server is remote from the client computer; and
the server, wherein the server includes software comprising instructions for;
receiving the request; and
determining if the digital certificate is valid. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A computer-readable medium comprising instructions for digital rights management, by:
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receiving content at a client computer, wherein the content is encrypted with an encryption key; and
requesting the encryption key from a digital rights management (DRM) server using a digital certificate, wherein;
the server is remote from the client computer;
the server receives the request; and
the server determines if the digital certificate is valid. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32)
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33. A computer-readable medium comprising instructions for digital rights management, by:
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receiving a client computer request, at a digital rights management (DRM) server, for an encryption key using a digital certificate, wherein the client computer receives content that is encrypted with the encryption key; and
determining if the digital certificate is valid. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40)
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Specification