Method and apparatus for protecting confidential data in an open software stack
A method is provided for securely providing data for use in a consumer electronics device having a processor performing instructions defined in a software image. The method includes receiving the data encrypted according to a global key, further encrypting the data according to a device-unique hardw...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
25.10.2022
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Subjects | |
Online Access | Get full text |
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Summary: | A method is provided for securely providing data for use in a consumer electronics device having a processor performing instructions defined in a software image. The method includes receiving the data encrypted according to a global key, further encrypting the data according to a device-unique hardware key, storing the further encrypted data in a secure memory of the consumer electronics device, providing the global key to a whitebox encoder for encoding according to a base key to generate a whitebox encoded global key, and transmitting the software image to the consumer electronics device for storage in an operating memory of the consumer electronics device, the software image having a whitebox decoder utility corresponding to the whitebox encoder and the whitebox encoded global key. |
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Bibliography: | Application Number: US202017009547 |