| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a mail server and a mail transmission/reception method for generating a new authentication key specific to a mobile phone and receiving mail with the authentication key even if the mail is transmitted from a specific address/domain which is set to be rejected. Ž<P>SOLUTION: The mail transmission/reception system includes: an authentication key generation means for generating an authentication key, which is provided in a recipient terminal 1, a registration site, or a mail server; a storing means for storing the authentication key of a specific recipient generated in the authentication key generation means 18; a determination means for determining whether the authentication key for the recipient is added to the mail addressed to the specific recipient; and a means for checking the validity when the addition is determined, transmitting the mail to the recipient terminal when the validity is determined, and discarding the mail when the key is determined as invalid. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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