AWS Fundamentals: An Easy-to-Understand Lecture

This course is

• This course aims to be a complete guide to AWS fundamentals, organizing knowledge of AWS services and their practical applications.

  • Although it is a basic course, it covers detailed content in depth.

  • You will learn why AWS's major services are used, what features they have, and how to utilize them.

  • We provide not only AWS-specific knowledge but also the foundational background required to understand AWS.

  • Although the title says it's a basic course, it practically aims for a scope up to intermediate level and above.

• Created directly by a startup Dev Lead who has been using AWS on the front lines for 9 years.

  • It contains not only simple knowledge transfer but also the know-how gained from solving real-world problems in the field.

• We continuously reflect AWS updates.

  • Updated to the new UI as of November 2024. (Currently updating existing lectures)

    • It reflects the completely revamped latest AWS UI, and videos are continuously re-recorded and updated.

  • AWS changes so rapidly that new news pours out every week. Therefore, we always update all lectures on a weekly basis.

  • Please refer to the update notes at the bottom of the introduction.

• Content is continuously added to the course at regular intervals and is marked as [Planned]. Content with a confirmed addition date is marked as [Planned: {Expected Update Date}]. The price may increase at these times.

  • Existing course purchasers can view additional content at no extra cost.

  • In other words, the earlier you purchase, the more advantageous it is 🙂

  • Upcoming lectures have been organized separately in the "Lecture Materials and Others" section at the very bottom.

• Verify what you have learned in theory through hands-on practice.

• We provide practice materials and PDFs for all lectures.

• We provide over 4 hours of free previews, so please watch them and decide for yourself.

  
  

Hands-on Environment

• A credit card in your own name

• iOS/Android (For OTP purposes)

• VSCode (You are free to choose any IDE)

Precautions

• New lectures will continue to be added. (Once content is finalized, it will be marked in advance as [Scheduled: {Expected Update Date}].)

• For more lecture examples and materials, please search for "AWS Class" on YouTube.

• If you have any other questions or get stuck, please feel free to ask in the KakaoTalk "AWS Class" Open Chat Room, where over 1,300 people have gathered to discuss AWS.

  
  

Learning Materials Provided

• All PDF files for all lectures

• All practice source code

Update Log

• 2025-08-11

  • The lecture has been updated to reflect the increase in SQS maximum payload capacity and the increase in the maximum ACU limit for Aurora Serverless.

• 2025-07-20

  • I have modified/added content regarding the new AWS Free Tier system update.

    • Section 3. AWS Cloud Fundamentals Concepts

      • I have updated the content for AWS account creation and initial setup.

      • Added a lecture on AWS Free Tier additional credit activities.

• 2025-07-06

  • "ENI Advanced" lecture has been added to Section 18.Amazon EC2 Advanced.

  • In Section 11. AWS Networking & Content Delivery, the "Amazon Route 53" basic lecture has been updated to reflect the addition of Route 53 HTTPS alias records (2025-07-02) and the UI has been modernized.

• 2025-06-22

  • The lecture content for Section 3. AWS Cloud Fundamentals has been updated.

    • AWS Account and Free Tier: Announced on June 17th, details regarding the mandatory enforcement of Root User MFA have been added.

  • The VPC Origin lecture has been added to Section 11. AWS Networking & Content Delivery.

  • All UIs for CloudFront-related Demo/Labs in Section 11. AWS Network and Content Delivery have been renewed. (In response to the CloudFront UI simplification announced on June 17th)

    • Amazon CloudFront Fundamentals

    • Amazon CloudFront Origin

    • Amazon CloudFront Behavior

    • Amazon CloudFront Behavior

    • Amazon CloudFront File Management

    • Amazon CloudFront Content Protection (1)

    • Amazon CloudFront Content Protection (2)

    • Amazon CloudFront Monitoring

• 2025-06-12

  • A lecture has been added.

    • Section 4. Amazon EC2

      • ALB Listeners and Rules

    • Section 18. Amazon EC2 Advanced

      • EC2 Placement Group

      • Dedicated Host vs Dedicated Instance

      • Summary of AWS Data Transfer Costs

    • Section 21. AWS Security Fundamentals

      • Basics of Temporary Credentials

        
        

      • IAM Policy Advanced

      • Components of IAM Policies

• 2025-04-14

  • I have updated 5 lectures in the AWS Cost and Account Management section.

• 2025-04-07

  • I have updated the advanced ELB content and NLB in the Advanced EC2 course, and the ALB listeners/rules in the Basic EC2 course.

• 2025-03-08

  • I have updated the lecture content for AWS Other Databases, as well as the Account Management portion of the AWS Cost and Account Management section.

• 2025-02-16

  • I have organized the list of upcoming lectures into a separate section for B2B students.

• 2025-02-07

  • Added the DynamoDB lecture to Section 16 (Other Databases on AWS).

  • Added the "RDBMS vs NoSQL" lecture to the "AWS Basic Knowledge" section.

• 2025-01-23

  • The UI for Section 8 (Practical Architecture 1) has been updated.

• 2025-01-05

  • Section 15 (AWS CI/CD Services) content has been added and updated, and the UI has also been modernized.

• 2024-12-30

  • Section 5 (Amazon VPC) content has been additionally updated, and the UI has also been modernized.

• 2024-12-22

  • All content in Section 7 (Amazon RDS) has been completely renewed. Content has been added and modified, and the UI has also been updated to the latest version.

• 2024-12-08

  • All videos in Section 6 (Amazon S3) have been updated to reflect the latest AWS UI.

• 2024-12-08

  • All videos in Section 4 (Amazon EC2) have been updated to reflect the latest AWS UI.

• 2024-11-24

  • We have started reflecting the new AWS UI updates. Currently, the hands-on lectures in Section 3 reflect the latest UI. The goal is to update the UI for all videos.

• 2024-11-11

  • In the Security Group (Section 5) lecture, content regarding the release of the VPC security group sharing feature has been added.

• 2024-10-27

  • AWS Systems Manager (Section 14) content has been added.

• 2024-10-27

  • The process of creating SSM-related roles in the EC2 Connection Methods (Advanced) for VPC has been updated.

• 2024-10-07

  • On September 30th, CloudShell's VPC mode was applied to all regions, so the relevant content has been updated.

• 2024-09-28

  • The "Practical Architecture 2 (Section 12)" lecture has been added.

  • The "AWS Management Basics - CloudFormation" lecture upload has been completed.

• 2024-09-11

  • (Practice) The "AWS Account Creation and Initial Setup" lecture has been updated to reflect the new login UI.

• 2024-08-26

  • All lectures in "AWS Networking and Content Delivery" (Section 10) have been updated.

  • The Encryption and SSL/TLS lectures, which are part of the foundational knowledge for understanding AWS, have been updated.

• 2024-08-20

  • Some lectures in "AWS Networking and Content Delivery" (Section 10) have been updated.

  • I am creating additional content beyond the original planned list, so I have extended the upload time. Thank you for your understanding.

• 2024-08-14

  • The "Basic Knowledge for Understanding AWS" section has been moved to Section 2.

  • An introduction to this section has been added to the course introduction video.

  • I have slightly changed the configuration of the sections.

    • Accordingly, the section structure of the slides has changed. (Only existing names were changed; no changes to the content.)

  • I have started uploading the "AWS Networking & Content Delivery" (Section 10) lectures.

    • Accordingly, I have added DNS and Caching to the "Basic Knowledge for Understanding AWS" section.

      
      

• 2024-07-20

  • The "AWS Decoupling Services" (Section 10) lecture has been completed.

• 2024-07-18

  • Added "AWS Basic Knowledge" (OSI 7 Layer Model).

    
    

• 2024-06-30

  • In "AWS Other Services" (Section 19), I added content regarding the newly introduced CloudShell VPC mode on 06-26.

• 2024-06-26

  • Added "Exploring the AWS Console" and "What is Virtualization?" lectures to the "AWS Cloud Fundamentals" (Section 1) section.

  • Added the "S3 Practical Demo: Analyzing Logs with Athena" lecture to "Amazon S3" (Section 4).

  • Added a CloudTrail lecture to "AWS Monitoring Basics" (Section 7).

• 2024-06-22

  • The EC2 Cost Models lecture (Section 2) has been simplified, and content regarding Reserved Instances, Savings Plans, Spot Instances, and Dedicated Hosts/Instances has been added to EC2 Advanced (Section 14).

  • I have updated the content regarding the new AWS certifications (AI Practitioner, ML Engineer) in the AWS Introduction / AWS Study Guide & Tips (Section 0).

  • The EC2 Auto Scaling policy lecture has been updated.

• 2024-06-20

  • The lecture has been switched to public.