A Model of Digital Copyright Protection Framework Based on PKI and Watermarking
Xiao Chen · Computer Engineering and Science · 2005
The present digital copyright protection systems lay particular emphasis on security. The paper presents a digital copyright protection framework model, which takes digital works usage legality, integrity, communication security and trading fairness into account. After a formal description of the framework, the relationships among the entities in the framework, the security of the framework and the performance are analyzed. The analysis shows that the framework is practical.