A Digital Sealing Based on Digital Watermarking and PKI
Pla Infor · Control & Automation · 2005
To implement the basic demand and security of man- agement of digital documents, it is in great need of using digital sealing to ensure validity of digital documents. A digital sealing system combing digital signature and watermarking and PKI was proposed. According to the result, the system can satisfy the re- late security and basic demand.