发明名称 INFORMATION PROCESSING APPARATUS AND PRINTING SYSTEM
摘要 An information processing apparatus includes an application that encrypts document data using a public key of a spooler and stores the document data encrypted as a spool file. A printer driver decrypts the encrypted document data using a secret key of the spooler and performs rendering to generate print data. Subsequently, the application decrypts the print data using the public key of the printing apparatus. The printing apparatus decrypts the encrypted print data using the secret key of its own.
申请公布号 US2009201526(A1) 申请公布日期 2009.08.13
申请号 US20090370388 申请日期 2009.02.12
申请人 CANON KABUSHIKI KAISHA 发明人 KIKUYAMA TATSUYA
分类号 G06K15/00;G06F3/12 主分类号 G06K15/00
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