Efficient key hierarchy for delivery of multimedia content
作者： Christopher R. Wingert , Pooja Aggarwal
DOI:
关键词:
摘要: A Digital Rights Management (DRM) system provides a lightweight layering of encryption and decryption keys that allows efficient use different cryptographic techniques to effect the secure delivery multimedia content. Asymmetric cryptography, where public key is used encrypt information can only be decrypted by matched private key, DRM deliver symmetric securely.
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