Scheme of Electronic Seal Based on IBE and Digital Watermark
Liang Hu · Journal of Jilin University · 2007
To implement the useableness,authority and security management of digital documents,we introduces a scheme of electronic seal based on IBE(Identity Based Encryption) and digital watermark.The keys allotted in pairs by IBE decides the embedding and extracting processes of the watermarking.The scheme can ensure the same security as PKI(Public Key Infrastructure).At the same time,it can reduce the cost and improve efficiency.