Research on the Electronic Document Protection System with Responsibility Identification for Illegal diffusion

摘要

Current research situation in the electronic document protection based on Digital Rights Management technology is analyzed, the new model of electronic document protection system that can be available for identifying the responsibility for illegal Leakage of electronic document is put forward, and the key technologies in the model are discussed. By imbedding users' characteristics information regarded as digital fingerprint into the electronic document, the required technological means can be offered to identify the users' responsibility once the electronic document is leak illegally, so it has certain constraint for the users' illegal diffusion of the confidential electronic documents.