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Securing the Network

This course is part of CompTIA Security+ Specialization

Instructors: Dan LaChance

Included with Learn more

4 modules

Gain insight into a topic and learn the fundamentals.

Intermediate level

Recommended experience

4 hours to complete

Flexible schedule

Learn at your own pace

4 modules

Gain insight into a topic and learn the fundamentals.

Intermediate level

Recommended experience

4 hours to complete

Flexible schedule

Learn at your own pace

What you'll learn

Design secure network architectures using segmentation, DMZs, firewalls, and network access control to enforce least privilege
Implement and configure VPN, IDS/IPS, and network perimeter defenses to protect enterprise network infrastructure
Use SIEM and network monitoring tools to detect, analyze, and respond to network-based attacks and security events

Skills you'll gain

Tools you'll learn

Firewall

Details to know

Shareable certificate

Add to your LinkedIn profile

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Build your subject-matter expertise

This course is part of the CompTIA Security+ Specialization

When you enroll in this course, you'll also be enrolled in this Specialization.

Learn new concepts from industry experts
Gain a foundational understanding of a subject or tool
Develop job-relevant skills with hands-on projects
Earn a shareable career certificate

There are 4 modules in this course

Learn how to design, implement, and operate a secure network infrastructure. Through the industry-proven lens of the CompTIA Security+ (SY0-701) exam, you'll study network security zones, firewall architecture, network access control, intrusion detection and prevention, VPN technologies, and network monitoring and hardening techniques. Online labs reinforce firewall configuration, VPN setup, and network security monitoring tasks. This course is dedicated to network security, one of the most comprehensive chapters in the curriculum.

Not planning to take the exam? Network security is one of the most comprehensive and widely used areas of the field, so these skills apply on the job whether or not you pursue the certification. You'll be able to design secure network architectures and apply monitoring and response techniques to defend enterprise networks. Clear, expert instruction keeps each topic practical, so you finish ready to design and implement secure network architectures with confidence. You'll be able to explain how each layer of defense protects the network.

This chapter highlights data states, key protection, encryption concepts, certificate use, trust models, network layers, segmentation choices, access controls, proxy functions, tunneling security, and detection techniques.

What's included

6 videos1 assignment2 plugins

6 videosTotal 38 minutes

Securing the Network Introduction1 minute
Network Architecture Planning4 minutes
The OSI Model13 minutes
ARP Cache Poisoning9 minutes
Other Layer 2 Attacks5 minutes
Network Planning7 minutes

1 assignmentTotal 6 minutes

Network Architecture & Planning Assignment6 minutes

2 pluginsTotal 6 minutes

Host Threat (Challenge)3 minutes
OSI Layers (Challenge)3 minutes

What's included

9 videos1 assignment1 plugin

9 videosTotal 57 minutes

Zero Trust Network Access (ZTNA) 2.010 minutes
Load Balancing6 minutes
Securing Network Access6 minutes
Honeypots6 minutes
Static and Dynamic Code Analysis5 minutes
Firewalls11 minutes
Proxy Servers6 minutes
Web Filtering5 minutes
Creating Firewall Rules (Sim)2 minutes

1 assignmentTotal 6 minutes

Network Perimeter & Defense Assignment6 minutes

1 pluginTotal 5 minutes

Creating Firewall Rules (Click-through)5 minutes

What's included

8 videos1 reading1 assignment2 plugins

8 videosTotal 54 minutes

Network and Port Address Translation7 minutes
IP Security (IPsec)9 minutes
SD-WAN and SASE3 minutes
Virtual Private Networks (VPNs)10 minutes
Intrusion Detection and Prevention Systems (IDS/IPS)13 minutes
Linux Snort IDS Lab7 minutes
Network Attacks & Monitoring Exam Question Review4 minutes
Network Attacks & Monitoring Ask Me Anything (AMA)1 minute

1 readingTotal 5 minutes

Linux Snort IDS Lab Handout5 minutes

1 assignmentTotal 10 minutes

Network Attacks & Monitoring Assignment10 minutes

2 pluginsTotal 6 minutes

Layer 2 Attacks (Challenge)3 minutes
Key Term Challenge 1 (Challenge)3 minutes

What's included

1 assignment

Earn a career certificate

Add this credential to your LinkedIn profile, resume, or CV. Share it on social media and in your performance review.

Instructors

Dan LaChance

Total Seminars

8 Courses2,031 learners

Offered by

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Frequently asked questions

A: It covers network security zones, firewalls, network access control, IDS/IPS, VPNs, and network monitoring and hardening.

A: Familiarity with core security concepts and networking fundamentals.

A: The course includes about 4 hours of material: videos, quizzes, and optional assignments. How long it takes you depends on your starting knowledge and how you like to study, so here are some typical ranges. If you already have experience with these topics, you may finish in about 3 to 4 hours by skimming familiar lessons. If you have some background, plan on about 4.5 to 6 hours. If you are new to the topic, plan on about 6 to 8 hours, because you may want to rewatch lessons and review quizzes. At the recommended 5 to 6 hours per week, this works out to about 1 to 2 weeks. The course is self-paced, so you can rewatch any lesson as often as you need.

To access course materials, assignments, and earn a Certificate, you'll need to purchase the Certificate experience when you enroll in a course. Eligible learners may also have the option to start with a Free Trial. Some courses may also offer a Full Course, No Certificate option. This lets you access course materials, submit required assessments, and receive a final grade, but you won't be able to earn or purchase a Certificate.