通过墨者安全DDoS高防数据显示：2018年国内DDOS攻击事件相比2017年呈翻倍增长，特别是在两会和数博会召开期间，DDOS攻击频率达到上半年的最高峰。下半年双11和双12期间，攻击峰值达到全年最高。墨者安全通过分析发现，工作日的攻击频率明显要高于休息日。 DDoS攻击地域分布：在过去的一年里，国内依旧是遭到DDoS攻击最严重的国家，主要的攻击区域集中在广东、浙江、江苏等互联网发...

文章 2017-11-14 来自：开发者社区

大数据DDos检测——DDos攻击本质上是时间序列数据，t+1时刻的数据特点和t时刻强相关，因此用HMM或者CRF来做检测是必然！和一个句子的分词算法CRF没有区别！

DDos攻击本质上是时间序列数据，t+1时刻的数据特点和t时刻强相关，因此用HMM或者CRF来做检测是必然！——和一个句子的分词算法CRF没有区别！注：传统DDos检测直接基于IP数据发送流量来识别，通过硬件防火墙搞定。大数据方案是针对慢速DDos攻击来搞定。难点：在进行攻击的时候，攻击数据包都是经过伪装的，在源IP 地址上也是进行伪造的，这样就很难对攻击进行地址的确定，在查找方面也是很难的....

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