An Enhanced Watermarking Protocol for Electronic Copyright Management

Jun Zhang, Weidong Kou, Kai Fan
2006 2006 First International Symposium on Pervasive Computing and Applications  
In Piva et als watermarking scheme for Electronic Copyright Management System (ECMS), authors were considered trustedpotentially, so a dishonest author could authorize more than one distributor to sell her one document, named "One Document to Multi-distributor" problem, which would damage the benefit of the distributors. To resolve the problem, in this paper, we propose an enhanced watermarking protocol based on Piva et al s scheme by introducing document nature code (DNC) and register records
more » ... able. In addition, ourprotocol offers the distributor an efficient means to verify his right to an authorized digital document.
doi:10.1109/spca.2006.297449 fatcat:mq6vlmmgwnhjbkxwiz7witoajm