Secure digital watermarking protocol based on buyer-seller
Xiao Zhen-jiu · Journal of Computer Applications · 2011
Concerning the overburdened third party problem of the present digital copyright protection protocol,this paper put forward a simple,efficient,secure copyright protection protocol and model to protect the buyer and seller's interests.Through two mechanisms of content server generating digital watermarking pool and mobile Agent dynamic distributing license,the protocol solved the security problems such as tolerance of conspiracy,middle attacks,hard disk cloning attacks and user treason.And it ensured the data security and integrity in the protocol entities exchange through encryption,authentication,digital signature and one-way permutation function.In addition,it still adopted the mechanism of buyer from arbitration,which enabled protocol more perfect and feasible.