瞭解任何類Unix系統,以及TCP / IP網路的基本結構。
在課程期間,參與者將學習:
- 什麼是拒絕服務攻擊,Flooding,Sniffing,MIM?
- 如何從網絡中斷到服務器?
- 如何在網絡上觀看數據包(也在交換機上運行)?
- 你看世界的任何組合嗎?
- 如何監控網絡?
- 如何配置防火牆?
- 如何使用加密連接?
- 如何創建隧道?
- 如何記錄數據包?
- 如何掃描端口?
- 如何減少服務器上不必要的服務數量?
關閉不必要的服務
洪水坪
嗅
- 現在是個好時機
- 埃特卡普
- Tcpdump 的
網路監控
- 掃描埠(nmap、nessus)
- LAN 流量監控 (iptraf)
- 監控乙太網路介面卡和使用者IP號的變化 (arpwatch)
- 在網路上轉儲流量 (tcpdump)
記錄數據包
- 使用機制 NetFilters 和 iptables 記錄數據包
- IP 協定記錄器 (ippl)
防火牆(基於 NetFilters 和 iptables)
- 通過過濾器的數據包路徑
- 創建自己的鏈
代理
- WWW 代理 (Squid)
密碼學
- SSLwrap (SSLwrap)
- SSH 和 SCP
- SSH 隧道
欺騙
- 獲取有關IP位址和域擁有者的資訊
- 提醒當局違反法律的行為
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