Firewalls and Security Group Concepts — Roadmap Step & Resources
Stateful vs stateless traffic filtering, the foundation for AWS Security Groups and NACLs
- Level: beginner
- Estimated time: 1 days
- Roadmap: AWS Cloud Engineer
Before this step
Study resources
- What Is a Firewall? (Article) — Cloudflare's clear explanation of firewalls and traffic filtering.
- Firewalls Explained (Video) — A practical explanation of firewall rules and network segmentation.
- AWS Skill Builder (Article) — AWS's own official, free digital training platform with hands-on labs and courses for this exact topic area.
Part of
- Networking Fundamentals for Cloud — section
- AWS Cloud Engineer roadmap — the full learning path