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This is an introductory course on the differences between security groups and NACLs, or Network Access Control Lists.

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This is an introductory course on the differences between security groups and NACLs, or Network Access Control Lists.

This is an introductory course on the differences between security groups and NACLs, or Network Access Control Lists. In this course, we discuss how to secure the networking of your applications in AWS by using these two resources. We also review concepts like stateless and stateful to help you more effectively control traffic flow to and from your application.

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Syllabus

Differences between Security Groups and NACLs

Good to know

Know what's good
, what to watch for
, and possible dealbreakers
Focuses on specific use cases: security groups for instances and NACLs for subnets
Suitable for beginners to network security concepts in AWS
Covers foundational knowledge in network security

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Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Differences between Security Groups and NACLs with these activities:
Review networking concepts
Brushing up on networking fundamentals will make it easier for you to grasp how security groups and NACLs play their part in securing networks in AWS.
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Show steps
  • Review the OSI model and TCP/IP stack.
  • Familiarize yourself with the different types of network topologies.
  • Learn about the different types of network protocols.
Review Networking Concepts
Prepares learners for success in this course by ensuring familiarity with networking concepts
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  • Access vendor documentation and review fundamental networking concepts
  • Review basic network protocols such as TCP/IP, HTTP, and DNS
  • Understand the concepts of subnetting, IP addressing, and routing
NACL and Security Group Discussion Forum
Encourages peer interaction and knowledge sharing among learners
Show steps
  • Join online forums or discussion groups related to AWS Networking
  • Engage in discussions, ask questions, and share knowledge about NACLs and security groups
Seven other activities
Expand to see all activities and additional details
Show all ten activities
Follow tutorials on security groups and NACLs
There are several tutorials available online that can help you learn more about security groups and NACLs. Going through these tutorials will give you a better understanding of how these two resources are used to secure AWS deployments.
Browse courses on Security Groups
Show steps
  • Find a tutorial on security groups and NACLs that is appropriate for your skill level.
  • Follow the steps in the tutorial carefully.
  • Test your understanding of security groups and NACLs by completing the exercises in the tutorial.
Configure NACLs with Guided Tutorials
Provides hands-on experience and reinforces NACL configuration concepts from the course
Show steps
  • Follow official AWS tutorials on NACL configuration
  • Practice configuring NACLs in the AWS Console or using the AWS CLI
Practice creating and managing security groups and NACLs
The best way to learn how to use security groups and NACLs is to practice creating and managing them. You can do this by following the steps in the AWS documentation or by using the AWS Management Console.
Browse courses on Security Groups
Show steps
  • Create a new VPC in the AWS Management Console.
  • Create a new security group for the VPC.
  • Add rules to the security group to allow traffic from specific IP addresses or ports.
  • Create a new NACL for the VPC.
  • Add rules to the NACL to allow traffic from specific IP addresses or ports.
Security Group and NACL Practice Problems
Reinforces understanding of security group and NACL differences through practical exercises
Show steps
  • Solve practice problems that require distinguishing between security groups and NACLs
  • Analyze network traffic scenarios and design appropriate security measures using security groups and NACLs
NACL and Security Group Configuration Guide
Enhances understanding by requiring learners to create a comprehensive guide
Show steps
  • Gather information and document security group and NACL best practices
  • Create a detailed configuration guide for deploying NACLs and security groups in AWS
  • Share the guide with peers or contribute it to an open-source repository
Write a blog post about security groups and NACLs
Writing a blog post about security groups and NACLs will help you to solidify your understanding of these two resources. It will also give you an opportunity to share your knowledge with others.
Browse courses on Security Groups
Show steps
  • Choose a topic for your blog post.
  • Research your topic.
  • Write your blog post.
  • Publish your blog post.
Participate in an AWS Security Challenge
Participating in an AWS Security Challenge will give you a chance to test your skills in a competitive environment. It will also help you to learn from other AWS experts.
Browse courses on Security Groups
Show steps
  • Find an AWS Security Challenge that is appropriate for your skill level.
  • Register for the challenge.
  • Complete the challenges in the challenge.
  • Submit your results.

Career center

Learners who complete Differences between Security Groups and NACLs will develop knowledge and skills that may be useful to these careers:
Cloud Network Engineer
Cloud Network Engineers design, build, and maintain networks in the cloud. In this role, you will need to understand how to configure and manage security controls for cloud environments. The Differences between Security Groups and NACLs course can be a helpful resource for Network Engineers who want to learn more about securing networks in the cloud.
DevOps Engineer
DevOps Engineers use their knowledge of software development and operations to build and maintain software systems. In this role, you will need to understand how to secure applications and infrastructure. The Differences between Security Groups and NACLs course can be a useful resource for DevOps Engineers who want to learn more about securing applications and infrastructure in the cloud.
Network Analyst
Network Analysts troubleshoot and resolve network problems. In this role, you will need to understand how to configure and troubleshoot network security controls. The Differences between Security Groups and NACLs course can be a useful resource for Network Analysts who want to learn more about securing networks.
Network Security Engineer
Network Security Engineers design and implement security measures to protect networks from threats. In this role, you will need to understand how to configure and manage security controls for networks. The Differences between Security Groups and NACLs course can be a useful resource for Network Security Engineers who want to learn more about securing networks.
Security Analyst
Security Analysts investigate and resolve security incidents. In this role, you will need to understand how to configure and manage security controls for networks and applications. The Differences between Security Groups and NACLs course can be a useful resource for Security Analysts who want to learn more about securing networks and applications.
Systems Administrator
Systems Administrators manage and maintain computer systems. In this role, you will need to understand how to configure and manage security controls for computer systems. The Differences between Security Groups and NACLs course can be a useful resource for Systems Administrators who want to learn more about securing computer systems.
Cloud Architect
Cloud Architects design and build cloud-based solutions. In this role, you will need to understand how to configure and manage security controls for cloud environments. The Differences between Security Groups and NACLs course may be a useful resource for Cloud Architects who want to learn more about securing cloud environments.
Software Developer
Software Developers design, develop, and test software applications. In this role, you will need to understand how to secure software applications. The Differences between Security Groups and NACLs course may be a useful resource for Software Developers who want to learn more about securing software applications.
Information Security Analyst
Information Security Analysts plan and implement security measures to protect information systems. In this role, you will need to understand how to configure and manage security controls for information systems. The Differences between Security Groups and NACLs course may be a useful resource for Information Security Analysts who want to learn more about securing information systems.
Data Analyst
Data Analysts collect, analyze, and interpret data to help organizations make informed decisions. In this role, you may need to understand how to secure data. The Differences between Security Groups and NACLs course may be a useful resource for Data Analysts who want to learn more about securing data.

Reading list

We've selected six books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Differences between Security Groups and NACLs.
Covers the security challenges and best practices for cloud computing, including the use of security groups and NACLs.
Covers the principles of network security assessment, including techniques for identifying vulnerabilities in security groups and NACLs.
Provides a comprehensive overview of network security, including chapters on firewalls and intrusion detection systems.
Provides a comprehensive overview of computer networking, including a chapter on internetworking and security.

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