| 摘要 |
PROBLEM TO BE SOLVED: To provide a data automatic attaching method for transmitting an e-mail by automatically attaching image and data thereto and forbidding image display and sound reproduction at the time of transfer. SOLUTION: A mail server 14 automatically attaches key data 21d based on data specific to a transmitting source and image data 14b and/or sound data to an e-mail and transmits the e-mail to the address of a transmitting destination. The transmitting destination 40 of the e-mail displays a mail text, generates key data 40d based on the data specific to the transmitting source included in the received e-mail, and display an image or reproduces sound when the generated key data 40d coincides with the transmitted key data 21d. COPYRIGHT: (C)2004,JPO
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