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高防服务器与云防护产品（如高防IP，高防CDN）都可以对DDOS、CC等攻击进行防护，在现如今的互联网市场上，不法分子经常会通过DDOS、CC等攻击服务器，干扰业务正常运行，以此来获得利益。
高防服务器是以机房防火墙设备，以对应的流量进行硬抗。通过DDOS硬件防火墙对异常流量的清洗过滤，通过数据包的规则过滤、数据流指纹检测过滤、及数据包内容定制过滤等。云防产品防护原理与高防服务器类似，只是云防产品可以直接接入，需要有服务器才可以使用。
业务刚开始接入，感觉需要高防，可以直接使用高防服务器；业务运行一半被攻击了，服务器非高防且不方便更换服务器，这时就可以直接接入云防产品使用了。
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