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zhurongx

zhurongx

V2EX 第 53708 号会员,加入于 2014-01-07 20:56:59 +08:00
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90%的情况下有效的方法:
把速度快,频率高,已经超出人类操作的频率的来源ip进行限制。监控ip访问流量、次数等特性的工具有很多。
剩余10%基本无解的方法:
好的爬虫会有一个ip池,会把请求分散在大量ip服务中转发,隐藏自己速度快频率高的特点,伪装成正常请求。这种情况下,除非你使用限制性逻辑,如积分满多少才可以打开,否则是无解的。
2014-05-05 15:56:59 +08:00
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