RedSec
28 lessons

Networking

TCP/IP, DNS, TLS, routing, service discovery, and packet analysis.

  1. 001 TCP and UDP fundamentals Learn TCP and UDP fundamentals through a safe, repeatable networking workflow. intro tutorial 20 min
  2. 002 DNS records and resolution Learn DNS records and resolution through a safe, repeatable networking workflow. intro tutorial 20 min
  3. 003 TLS certificate inspection Learn TLS certificate inspection through a safe, repeatable networking workflow. intro tutorial 20 min
  4. 004 HTTP over the wire Learn HTTP over the wire through a safe, repeatable networking workflow. intro tutorial 20 min
  5. 005 Routing and subnets Learn Routing and subnets through a safe, repeatable networking workflow. intro tutorial 20 min
  6. 006 Common service ports Learn Common service ports through a safe, repeatable networking workflow. intro tutorial 20 min
  7. 007 Packet capture with tcpdump Learn Packet capture with tcpdump through a safe, repeatable networking workflow. intro reference 12 min
  8. 008 Reading Wireshark conversations Learn Reading Wireshark conversations through a safe, repeatable networking workflow. intro tutorial 20 min
  9. 009 Firewall rule basics Learn Firewall rule basics through a safe, repeatable networking workflow. core lab 30 min
  10. 010 Safe network scanning Learn Safe network scanning through a safe, repeatable networking workflow. core tutorial 20 min
  11. 011 OSI model for security learners Learn OSI model for security learners through a safe, repeatable networking workflow. core tutorial 20 min
  12. 012 ARP and local network basics Learn ARP and local network basics through a safe, repeatable networking workflow. core tutorial 20 min
  13. 013 ICMP and troubleshooting signals Learn ICMP and troubleshooting signals through a safe, repeatable networking workflow. core tutorial 20 min
  14. 014 TCP three way handshake Learn TCP three way handshake through a safe, repeatable networking workflow. core reference 12 min
  15. 015 TCP flags in packet captures Learn TCP flags in packet captures through a safe, repeatable networking workflow. core tutorial 20 min
  16. 016 UDP service behavior Learn UDP service behavior through a safe, repeatable networking workflow. core tutorial 20 min
  17. 017 DNS zone transfer concepts Learn DNS zone transfer concepts through a safe, repeatable networking workflow. core tutorial 20 min
  18. 018 DNS cache and resolver behavior Learn DNS cache and resolver behavior through a safe, repeatable networking workflow. core lab 30 min
  19. 019 TLS cipher suite review Learn TLS cipher suite review through a safe, repeatable networking workflow. core tutorial 20 min
  20. 020 Certificate transparency basics Learn Certificate transparency basics through a safe, repeatable networking workflow. core tutorial 20 min
  21. 021 HTTP proxy behavior Learn HTTP proxy behavior through a safe, repeatable networking workflow. core reference 12 min
  22. 022 IPv6 basics for testing Learn IPv6 basics for testing through a safe, repeatable networking workflow. core tutorial 20 min
  23. 023 NAT and port forwarding Learn NAT and port forwarding through a safe, repeatable networking workflow. core tutorial 20 min
  24. 024 Service banner interpretation Learn Service banner interpretation through a safe, repeatable networking workflow. core tutorial 20 min
  25. 025 Nmap timing and scope control Learn Nmap timing and scope control through a safe, repeatable networking workflow. core tutorial 20 min
  26. 026 Mass scanning ethics and limits Learn Mass scanning ethics and limits through a safe, repeatable networking workflow. advanced tutorial 35 min
  27. 027 Reading netflow summaries Learn Reading netflow summaries through a safe, repeatable networking workflow. advanced lab 45 min
  28. 028 Detecting cleartext credentials in labs Learn Detecting cleartext credentials in labs through a safe, repeatable networking workflow. advanced reference 12 min