Design and Implementation of the Electronic Seal System
Abstract: With the ever-accelerating process of the continuous development of network technology and information security technology and information, the rapid development of e-government in China, a large number of documents files sent over the network, how to do during transmission and ensure the truthfulness of electronic documents credibility, integrity has become an urgent problem. Designed set based on the Office Word electronic seal system, the recipient of the information in the electronic seal system loaded in the electronic seal in digital certificates and watermark document to determine whether it is true or is modified, and then in large part to ensure the integrity and authenticity of electronic document information, the recipient can also contrast the contents of the digital certificate to determine the identity of the sender of the electronic document, in order to ensure the safety of the seal.
Keywords: electronic seal; digital watermark; PKI
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