Method of and apparatus for reproducing information, and security module
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Abstract
An information reproducing apparatus of the present invention includes a secure module and a main memory. The information in the secure module can not be accessed from outside. The secure module reads, using a direct access method, information relating to software stored in the main memory. The secure module checks a falsification of the software by comparing the information read with the information stored in advance in the secure module.
44 Citations
49 Claims
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1-40. -40. (canceled)
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41. An information reproducing apparatus, comprising:
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a secure module that stores a first information in the secure module, wherein the secure module can not be accessed from outside the information reproducing apparatus;
a memory that stores a second information in an unswappable area thereof, wherein the memory can be accessed from outside;
a falsification checking unit that is loaded on the secure module, wherein the falsification checking unit reads the second information from the memory by direct access, compares the second information with the first information in the secure module, and checks a falsification of the second information based on a result of the comparison; and
the falsification checking unit reads the second information updated by an updating unit. - View Dependent Claims (42, 43, 44, 45)
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46. A secure module mounted to an information reproducing apparatus, comprising:
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a reading unit that reads a second information from an unswappable area in a memory of the information reproducing apparatus, by direct access, the memory being accessible from outside the information reproducing apparatus; and
a falsification checking unit that compares the second information with a first information stored in the secure module, and checks a falsification of the second information based on a result of the comparison. - View Dependent Claims (47, 48, 49)
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Specification