| 摘要 |
<p>Provided is a technique of filtering a spam message with accurate probability. A spam filtering server according to an embodiment of the present invention comprises: a first filtering unit storing preset words and classifying a message transmitted from a message server providing a service of transmitting and receiving messages between terminals, as a first message with spam possibility depending on whether the transmitted message includes at least one of the preset words; a spam information transmitting unit controlling to include first request information as information inquiring as to whether the message classified as the first message is to be classified as a second message as a spam message in the first message, when the message classified as the first message is transmitted from the message server to an external terminal; and a second filtering unit receiving response information from the external terminal with respect to the first request information, and classifying the message classified as the first message, as a second message and storing the second message in a spam message database, when information indicating that the message classified as a first message is classified as a second message is included in the response information.</p> |
