Application of security digital waterprint net circumstance
Nie Guo-lei · Journal of Qinghai Normal University · 2005
Digital watermarking,as an effective way to protect the copyright of digital works and maintain data security,has been accept widely in open net situation.Based on public-key code system,this paper discussed an entirely new strategy to apply security digital watermarking.This stractgy can ensure secrecy of information transmission,integrality of data exchange,irreversibility of transferred information,and authenticity of bargainer,which protect the copyright of digital works promulgated in net and inhabit illegal copy.Meantime,this strategy meets the requirements of open net system for high dependability and security.