Security Concepts

Get familiar with some common security lingo and strategies used to identify risks and secure systems.


  • Defense in Depth Strategy Video — 00:00:53
    • Learn how defensive mechanisms are layered.

  • Vulnerabilities Video — 00:05:54
    • Learn about finding vulnerabilities using GoLismero in Kali Linux.

  • Exploits Video — 00:07:19
    • Learn about different types of exploits available in Metasploit.

  • Risks Video — 00:01:18
    • Get an overview of security risks and risk assessments.

  • Security Terms Video — 00:04:06
    • Learn security terms you should be familiar with for the CCNA Cyber Ops exam.

  • Access Control Models Video — 00:01:36
    • Learn how access control models work.

  • Security Management Video — 00:02:24
    • Learn about cybersecurity management.

  • Threat Hunting Video — 00:01:05
  • Zero Trust Video — 00:01:41
  • Threat Intelligence Platform (TIP) Video — 00:01:57
  • Authentication, Authorization, Accounting Video — 00:11:54
  • Rule/Time-based Access Control Video — 00:01:05
  • Describe the CIA Triad Video — 00:00:59


Course description

Cybersecurity has never been more important than it is today. In this course, you’ll get a closer introduction to some of the basic security concepts and tools that will help you later on in the CCNA Cyber Ops Learning Path — and in the rest of your caree

Meet the author

Matt Carey is a network engineer who has been in the IT field for over a decade. He has worked on over 100 networks with his main focus being Cisco WAN, DC, SDN and security solutions.

Working as a consultant has given him exposure to many different technologies and skills, which has helped him excel in IT. Teaching has always been one of his passions, and he started working as an instructor about five years into his career. He enjoys using his experience to help others further their careers in IT and security.

Associated NICE Work Roles

All Infosec training maps directly to the NICE Workforce Framework for Cybersecurity to guide you from beginner to expert across 52 Work Roles.

  • All Source-Collection Manager
  • All Source-Collection Requirements Manager

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We use Infosec Skills to provide continuous training to our technicians and to prepare them for various certifications. Infosec Skills allows us to create personalized training programs that focus on each of our technicians’ particular roles and see their progress as they take courses. We also, recommend it to clients to make their IT support teams better.

Caleb Yankus


This has been utilized to bridge the skills gap across our cyber team and to aid them as they prepare for their various certifications. It also has provided a nice learning foundation for our various cyber team members to utilize as we continue to find ways for cross-utilization with operations while minimizing the downtime needed to ensure everyone’s knowledge is the same.

Daniel Simpson


We use Infosec Skills to provide base level knowledge for employees. We also use the services to provide in depth learning for employees as they encounter new technologies. If an employee is is assigned to a new project, we can rely on Infosec Skills to provide a rapid concentrated learning environment. This rapid concentrated learning positions our employees for success.

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    • Optional upgrade: Guarantee team certification with live boot camps

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