Encryption and decryption devices and methods thereof
AssigneeMediatek Inc.
InventorHorng-Yi Chang
Life of this patent
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Abstract
Encryption and decryption devices, computer readable media, and methods thereof. The decryption device comprises a key generator and a decryption module. The key generator is capable of receiving a first security key information for generating an application key. The decryption module is coupled to the key generator, capable of decrypting at least a portion of encrypted software data according to the application key, wherein the software data is used by a software when a software code of the software is executed.
Claims20
A decryption device, comprising:
- a key generator, capable of receiving a first security key information for generating an application key;
- and
- a decryption module, coupled to the key generator, capable of decrypting at least a portion of encrypted software data according to the application key, wherein the software data is used by a software when a software code of the software is executed.
A decryption method, comprising:
- receiving, by a decryption device, a first security key information;
- and
- decrypting, by the decryption device, at least a portion of encrypted software data according to the first security key information, wherein the software data is used by a software when a software code of the software is executed.
An encryption device capable of providing encrypted software data, comprising:
- a selection module, capable of selecting a first security key information;
- and
- an encryption module, coupled to the selection module, capable of encrypting at least a portion of the software data according to the first security key information, wherein the software data is used by a software when a software code of the software is executed.
Dependencies are inferred from the claim text.