Next steps and additional resources

Contents

• Introduction Introduction

  • Protect your network with free software

    1m 8s
  • What you should know

    1m 14s
  • Set up environment

    3m 30s
• 1. Understanding Open-Source Software 1. Understanding Open-Source Software

  • What is open-source software?

    2m 33s
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    Open-source software in networking

    3m 22s
  • (Locked)
    Open-source solutions in cybersecurity

    3m 8s
  • (Locked)
    Open-source vs. commercial software

    2m 43s
  • Costs and savings

    2m 31s
• 2. Firewalls 2. Firewalls

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    What is a firewall?

    3m 20s
  • Host firewalls

    3m 57s
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    Network firewalls

    2m 55s
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    Static packet filtering vs. stateful packet inspection

    2m 18s
• 3. Hosts as a Router 3. Hosts as a Router

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    Netfilter and iptables

    3m
  • Setting up a host firewall using iptables

    5m 24s
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    Automating Netfilter configuration

    5m 17s
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    Understanding hosts as routers

    2m 30s
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    Adding a network adapter

    3m 49s
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    Testing the second adapter

    2m 20s
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    Setting up IP forwarding

    3m 55s
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    Changing Netfilter settings

    6m 37s
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    Testing the router

    1m 21s
• 4. Hosts as a Firewall 4. Hosts as a Firewall

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    Setting up hosts as a network firewall

    3m 11s
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    Setting up a web server

    3m 41s
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    Port forwarding

    5m 28s
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    Testing port forwarding

    33s
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    Understanding one-legged DMZ

    2m 44s
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    Understanding true DMZ

    1m 32s
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    Understanding an application proxy firewall

    4m
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    Setting up Squid

    5m 16s
• 5. Packet Analysis 5. Packet Analysis

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    What is packet analysis?

    2m 59s
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    ARP poisoning example

    4m 5s
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    Packet capturing with Wireshark

    3m 52s
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    Exploring Wireshark advanced features

    3m 4s
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    Wireshark hands-on

    3m 40s
• 6. Intrusion Detection Systems (IDS) and Vulnerability Assessment 6. Intrusion Detection Systems (IDS) and Vulnerability Assessment

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    What is an IDS?

    3m 21s
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    Introducing Snort

    3m
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    Snort as a packet sniffer

    4m 19s
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    Snort as an IDS: Establishing rules

    5m 1s
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    Snort as an IDS: Detecting pings

    2m 10s
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    What is a network vulnerability assessment?

    3m 22s
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    Nessus

    2m 37s
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    Network scanning with Nessus

    2m 30s
• 7. Logging and Monitoring 7. Logging and Monitoring

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    Logging

    1m 36s
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    Syslog-ng

    2m 23s
  • (Locked)
    Log forwarding: Part 1

    3m 4s
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    Log forwarding: Part 2

    6m 30s
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    Kiwi

    1m 16s
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    SNMP

    2m 42s
• Conclusion Conclusion

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    Next steps and additional resources

    41s