Chin-Chen Chang, Shih-Chang Chang and Jen-Ho Yang A practical secure and efficient enterprise digital rights management mechanism suitable for mobile environment Security and Communication Networks 6
(1) We found the weaknesses in the scheme of Chang et al. developed in 2010 and propose an improved mechanism. (2) We use a one-way hash function and exclusive-or to develop our mechanism, which provides greater efficiency than previous approaches. (3) Our proposed mechanism is more suitable for the mobile networks environment and provides the security required by enterprise digital rights management.
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