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IT Security Fundamentals

This 5-day instructor-led course serves as an in depth introduction to the field of Information Security - it is not aligned to a specific examination or vendor accreditation and therefore the content will be updated on a regular basis.

The course allows delegate extensive hands-on experience with a variety of security software and techniques. The content is vendor-agnostic and focuses on general information security.

Target Audience:

This course is designed for IT professionals and technical managers who want to understand key IT security issues and how best to address them. The course will also be of benefit to IT systems analysts, designers and software developers.

This course will be suitable for delegates interested in the SANS Institute course SEC401: Security Essentials.

Learning Objectives

Delegates will learn how to

  • Understand the IT security threats faced by a modern network
  • Understand the techniques used to mitigate these threats
  • Respond to IT security incidents
  • Understand IT security policies
  • Understand cryptography and its uses
  • Understand authentication mechanisms
  • Understand the importance of physical security
  • Understand the compliance and legal requirements of an organisation


Previous knowledge and use of the Internet is essential, particularly awareness of TCP/IP and standard Internet services such as the World Wide Web, e-mail and DNS.  This knowledge can be gained by attending our Introduction to Networking course.

The course requires an understanding of Microsoft Windows operating systems; and familiarity with Linux would be an advantage.

Course Content

Introduction to Information Security

  • Information Security fundamentals, Information Security models, IS standards, attack overviews.

Risk Management

  • Risk management process, risk analysis, risk control.

Operating System Security

  • Popular operating systems, OS hardening, vulnerabilities and the patch cycle, OS scanning.

Access Control

  • Types of access control, physical access, controlling resource access, Microsoft Windows NTFS, Linux ext3/4, cloud security.


  • Introduction to cryptography, hashing, encrypting  stored data, digital signatures, Public Key Infrastructure (PKI), encrypting network data, Transport Layer Security, virtual private networks.


  • Authentication mechanisms, good password strategies, Microsoft Windows Kerberos, attacking Windows authentication, Linux authentication mechanisms, certificate-based authentication, biometric authentication.

Legal Compliance& Security Policies

  • UK legal regulations, the role of security policies, writing security policies, ensuring business continuity.

Application Security

  • General guidelines for application security, securing web applications, securing mail applications, securing databases.


  • Types of malware, malware detection, malware removal, Trojans, rootkits, botnets, Spam delivery

Perimeter Security

  • Network designs, mobile workers, firewalls, proxy servers

Attacking TCP/IP

  • Weaknesses in TCP/IP, securing network devices, IPSec, Network Intrusion Detection, SNORT.

Wireless Network Security

  • Introduction to wireless networking, problems with WEP, WPA2, mobile IP.

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Online Courses

You may prefer an online course if you are looking for a flexible and cost-effective solution. Online courses allow you to study at your own pace, at a time that suits you.

We have the following eLearning options available:

Virtual Classroom

Virtual classrooms provide all the benefits of attending a classroom course without the need to arrange travel and accomodation. Please note that virtual courses are attended in real-time, commencing on a specified date.

Virtual Course Dates

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