Tag Archives: syn

GitHub 對抗 TCP SYN Flood 的方式:synsanity

GitHub 提出了自己對抗 TCP SYN Floord 的方式:「SYN Flood Mitigation with synsanity」。 synsanity 是一個 netfilter (iptables) 用的 target,利用現有的理論阻擋 TCP SYN Flood 這種 DDoS: synsanity is a netfilter (iptables) target for high performance lockless SYN cookies for SYN flood mitigation, as used in … Continue reading

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在 Cisco Router 上被植入的後門

FireEye 發表了一篇在 Cisco Router 上發現被植入的後門:「SYNful Knock - A Cisco router implant - Part I」。 發現這些被植入的 router 被散佈在四個地區: Mandiant can confirm the existence of at least 14 such router implants spread across four different countries: Ukraine, Philippines, Mexico, and India. 包括了這幾個型號: … Continue reading

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