Copyright protection of digital images transmitted over networks
First Claim
Patent Images
1. A method for protecting digital image files distributed over a network, comprising:
- receiving a request from a client computer running a network browser, for an original layout page containing references to digital image files therein;
parsing the original layout page for references to digital image files that are designated as being protected;
generating a modified layout page from the original layout page by replacing at least one of the references to digital image files in the original layout page that are designated as being protected, with references to corresponding encrypted digital image files, prior to responding to the client computer request; and
sending the modified layout page to the client computer in response to the client computer request.
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Abstract
A method for protecting digital images distributed over a network, including the steps of receiving a request from a client computer running a network browser, for an original layout page containing references to digital images therein, parsing the original layout page for the references to digital images, generating a modified layout page from the original layout page by replacing at least one of the references to digital images in the original layout page with references to substitute data, and sending the modified layout page to the client computer. A system is also described and claimed.
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Citations
86 Claims
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1. A method for protecting digital image files distributed over a network, comprising:
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receiving a request from a client computer running a network browser, for an original layout page containing references to digital image files therein; parsing the original layout page for references to digital image files that are designated as being protected; generating a modified layout page from the original layout page by replacing at least one of the references to digital image files in the original layout page that are designated as being protected, with references to corresponding encrypted digital image files, prior to responding to the client computer request; and sending the modified layout page to the client computer in response to the client computer request. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A system for protecting digital image files distributed over a network, comprising:
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a receiver receiving a request from a client computer running a network browser, for an original layout page containing references to digital image files therein; a layout page parser parsing the original layout page for references to digital image files that are designated as being protected; a layout page generator generating a modified layout page from the original layout page by replacing at least one of the references to digital image files in the original layout page that are designated as being protected, with references to corresponding encrypted digital image files, prior to responding to the client computer request; and a transmitter sending the modified layout page to the client computer in response to the client computer request. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44)
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45. A method for protecting digital image files distributed over a network, comprising:
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receiving a request from a client computer; submitting the request to a server computer; receiving an original layout page containing references to digital image files therein from the server computer; parsing the original layout page for references to digital image files that are designated as being protected; generating a modified layout page from the original layout page by replacing at least one of the references to digital image files in the original layout page that are designated as being protected, with references to corresponding encrypted digital image files, prior to responding to the client computer request; and sending the modified layout page to the client computer in response to the client computer request. - View Dependent Claims (46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65)
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66. A system for protecting digital image files distributed over a network, comprising:
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a receiver receiving a request from a client computer and receiving an original layout page containing references to digital image files therein from a server computer; a transmitter submitting the request to the server computer, and sending a modified layout page to the client computer in response to the client computer request; a layout page parser parsing the original layout page for references to digital image files that are designated as being protected; and a layout page generator generating the modified layout page from the original layout page by replacing at least one of the references to digital image files in the original layout page that are designated as being protected, with references to corresponding encrypted digital image files, prior to responding to the client computer request. - View Dependent Claims (67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86)
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Specification