| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a crawl system, a server, and a harmful URL (Uniform Resource Locator) list update method which consider quick response while determining harmful URLs per terminal. <P>SOLUTION: A crawl system 100 includes a crawl server 1 and a plurality of user terminals 3. Each of the terminals 3, if a web page obtained by a query including attribute information is harmful, registers a URL of the web page and transmits the URL of the obtained web page to a crawl server 1. The crawl server 1 includes: a URL reception means 11 which receives a URL transmitted by the user terminal 3; a crawl registration means 12 which registers the URL in a crawl destination list 21; a crawl means 13 which reads out the registered URL from the crawl destination list 21 and obtains a web page by a query without attribute information; a harmfulness determination means 14 which determines whether the web page is harmful or not; and a harmful URL list registration means 15 which registers the URL of the web page in a harmful URL list 23 if the web page is determined to be harmful. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
