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WEBSITE INFORMATION EXTRACTION DEVICE, SYSTEM, WEBSITE INFORMATION EXTRACTION METHOD, AND WEBSITE INFORMATION EXTRACTION PROGRAM
WEBSITE INFORMATION EXTRACTION DEVICE, SYSTEM, WEBSITE INFORMATION EXTRACTION METHOD, AND WEBSITE INFORMATION EXTRACTION PROGRAM
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机译:网站信息提取装置,系统,网站信息提取方法以及网站信息提取程序
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摘要
A malicious URL candidate extraction device (40) extracts, from an access log including URLs accessed from a managed network, a known malicious URL excluded access log obtained by excluding an access log to known malicious URLs. The malicious URL candidate extraction device (40) creates a minor URL list obtained by preferentially extracting, from URLs indicated in the known malicious URL excluded access log, URLs having a small number of times of access from the managed network. The malicious URL candidate extraction device (40) also creates a popular URL excluded list obtained by preferentially excluding URLs having a large number of times of access from the managed network during a predetermined period of time. The malicious URL candidate extraction device (40) outputs these lists as a malicious URL candidate list.
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