| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent leakage of secret from a printed matter left behind as much as possible while assuring security on a transmission path. <P>SOLUTION: This information processor is provided with a user ID transmission means transmitting an inputted user ID to a printer and a print data storage means encrypting print data by a common key and storing them in a portable storage medium. The printer is provided with a user authentication means authenticating a user, a common key transmission means generating the common key and transmitting it to the information processor, and a print means decrypting the print data stored in the storage medium by the common key and performing printing based on the print data. <P>COPYRIGHT: (C)2008,JPO&INPIT |
