发明名称 Information-processing apparatus, information-processing method, and recording medium
摘要 A method and apparatus for enabling and/or providing delayed decryption is disclosed. In one embodiment, the method comprises receiving encrypted information and additional information and decrypting the encrypted information, using the additional information, no sooner than a specified time. The additional information includes data indicative of the time.
申请公布号 EP1655883(B1) 申请公布日期 2009.04.08
申请号 EP20050023889 申请日期 2005.11.02
申请人 RICOH COMPANY, LTD. 发明人 STORK, DAVID G.;WOLFF, GREGORY J.
分类号 H04L9/08 主分类号 H04L9/08
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