发明名称 Author signatures for legal purposes
摘要 Methods and apparatus, including computer program products, implementing and using techniques for establishing trust in an electronic document. An electronic document is received. State dependent content in the electronic document is identified. The state dependent content is content that is renderable to have a several appearances. The electronic document is presented to a user, which includes disclosing the presence of any identified state dependent content in the electronic document.
申请公布号 US7315947(B2) 申请公布日期 2008.01.01
申请号 US20030442679 申请日期 2003.05.20
申请人 ADOBE SYSTEMS INCORPORATED 发明人 PRAVETZ JAMES D.;CHAUDHURY KRISH;AGRAWAL SUNIL C.
分类号 H04L9/00;G06F21/00 主分类号 H04L9/00
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