Module 2: Networking
A firm understanding of Network fundamentals is essential to being able to secure a network or attack one. This module provides a broad overview of networking, covering the fundamental concepts needed to understand computer attacks and defenses from a network perspective. This module focuses on the various protocols used at each layer, with a particular focus on the Networking layer.
Introduction and Layer 1
Layer 2 - Data Link
Layer 3 - Network, Part 1: Addressing & Masking
Layer 3 - Network, Part 2: Routing
Layer 3 - Network, Part 3: Communication
Layer 4 - Transport
Layers 5 & 6 - Session and Presentation
Layer 7 - Application
Inter-Layer Communication & Conclusions
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Each module includes a tutorial to build knowledge and skills of the concepts.
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SEC275: Foundations - Computers, Technology, & Security
SANS Foundations is the best course available to learn the core knowledge and develop practical skills in computers, technology, and security foundations that are needed to kickstart a career in cybersecurity.
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Cyber Careers
There's a critical shortage of cybersecurity professionals in the public and private sectors. If you have an interest in or are currently employed in an IT role, consider learning the skills to become a Cyber Security Professional. Here's a list of careers in cybersecurity that are the coolest and most in-demand by employers.
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Community Cyber Ranges & CTFs
SANS Cyber Ranges provides an essential step in your cybersecurity training, allowing you to apply your skills and gain practical experience in an interactive and isolated environment, with no real-world risk, built by industry-leading SANS instructors.
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