Network Security in Linux Training Course

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Course Code


Duration Duration

14 hours (usually 2 days including breaks)

Requirements Requirements

Knowledge of any Unix-like system, and the basic structure of TCP / IP networks.

Overview Overview

During the course, participants will learn:

  • What is denial of service attacks, Flooding, Sniffing, MIM?
  • How to break from the network to the server?
  • How to watch packets on the network (also running on switches)?
  • Do you watch any combination of the world?
  • How to monitor the network?
  • How to configure a firewall?
  • How to use encrypted connections?
  • How to create tunnels?
  • How to log packets?
  • How to scan ports?
  • How to reduce the number of unnecessary services on the server?

Course Outline Course Outline

Turn off unnecessary services

Flood Ping


  • Sniffit
  • Ettercap
  • Tcpdump

Network monitoring

  • Scanning ports (nmap, nessus)
  • LAN traffic monitor (iptraf)
  • Monitoring changes in Ethernet network interface cards, and IP number by users (arpwatch)
  • Dump traffic on a network (tcpdump)

Logging packets

  • Log packets from the use of mechanisms NetFilters and iptables
  • IP Protocols Logger (ippl)

Firewall (based on NetFilters and iptables)

  • Packet path through the filters
  • Create your own chains


  • WWW Proxy (Squid)


  • SSLwrap
  • SSH and SCP
  • SSH Tunnelling


  • Obtaining information about the owner of the IP address and domain
  • Alert the authorities of a breach of the law

Guaranteed to run even with a single delegate!
Public Classroom Public Classroom
Participants from multiple organisations. Topics usually cannot be customised
From £2050
Private Classroom Private Classroom
Participants are from one organisation only. No external participants are allowed. Usually customised to a specific group, course topics are agreed between the client and the trainer.
Private Remote Private Remote
The instructor and the participants are in two different physical locations and communicate via the Internet
From £1750
Request quote

The more delegates, the greater the savings per delegate. Table reflects price per delegate and is used for illustration purposes only, actual prices may differ.

Number of Delegates Public Classroom Private Remote
1 £2050 £1750
2 £1315 £1150
3 £1070 £950
4 £948 £850
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Related Categories

Course Discounts

Course Venue Course Date Course Price [Remote/Classroom]
RabbitMQ London, Barbican Mon, 2016-11-07 09:30 £1832 / £2432
MariaDB Database Administration Bristol, Temple Gate Wed, 2016-11-09 09:30 £1733 / £2333
MongoDB for Administrators London, Barbican Mon, 2016-11-14 09:30 N/A / £2432
MongoDB for Advanced Users Birmingham Wed, 2016-11-16 09:30 £1733 / £2358
Big Data Architect London, Barbican Mon, 2016-11-21 09:30 £4406 / £5756

Upcoming Courses

VenueCourse DateCourse Price [Remote/Classroom]
Birmingham Tue, 2016-11-08 09:30£1750 / £2375
London, BarbicanWed, 2016-11-09 09:30£1750 / £2350
Leicester - St. Georges HouseMon, 2016-11-14 09:30£1750 / £2250
Exeter - The SenateMon, 2016-11-21 09:30£1750 / £2350
Coventry - The QuadrantWed, 2016-11-23 09:30£1750 / £2250

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