AWS Fundamentals: An Easy-to-Understand Guide

AWS is always being updated and changed. Accordingly, I am also continuously updating to include the latest information as much as possible. Until now, I have only left simple update logs in the news, but from now on, I will continuously share the update details.

• 2025-06-22

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

    • AWS Accounts and Free Tier: Added enforcement of root user MFA announced on June 17th .

  • Section 11. Added VPC Origin lesson to AWS Network and Transit.

  • Section 11. All UIs for CloudFront-related Demos/Hands-Ons in AWS Network and Transport have been renewed. (In response to the CloudFront UI simplification announced on June 17 )

    • Amazon CloudFront Basics

    • 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

  • New lectures have been added.

    • Section 4. Amazon EC2

      • ALB Listener and Rules

    • Section 18. Amazon EC2 Advanced

      • EC2 Placement Group

      • Dedicated Host vs Dedicated Instance

      • AWS Data Transfer Cost Summary

    • Section 21. AWS Security Fundamentals

      • Temporary Credentials Basics

      • IAM Policy Advanced

      • Components of an IAM Policy

[Information on the 6th AWS Classroom Offline Meeting]
Hello. To celebrate June, Developer Month, the 6th AWS Classroom offline meeting will be held.
1. Date: Thursday, June 19, 2025 7:00 - 9:00 + @
2. Location: 1st floor of Recon Labs building (5 minutes from Exit 3 of Gangnam-gu Office Station on Suin Bundang Line/Line 7)
3. Qualifications: AWS Classroom subscribers / AWS Inflearn course takers
4. Number of people: 30 people
5. Content: Session presentation/networking
6. Participation fee: 10,000 won (5,000 won for job seekers)
7. Note: Meals provided (pizza + beer (ID required) + other)

Session Presentation Topics
1. CDN + Lambda Architecture, 99% Image Cost Reduction - Kim Seong-yoon, Nutzy Healthcare SRE -
2. Easy-to-understand Vibecoding + Serverless-based backend infrastructure development basics - Sangwoon Park, RECON Labs DevLead -

Apply through Google Forms
https://lnkd.in/gQbufkEj
Please do so.

We are holding an offline meetup for students who have taken the official AWS classroom course, “AWS Basics Explained Easily,” in collaboration with Infraon.

1. Time: Wednesday, October 30th, 7:30 PM

2. Location: Infrap Office (5F, 3rd Building, Startup Campus, 20 Pangyo-ro 289beongil, Bundang-gu, Seongnam-si, Gyeonggi-do)

3. Target: Infraon "AWS Basics Explained Easily" Progress Rate of 30% or higher (Until the winner selection date on October 17th)

4. Number of recruits: 40 people

5. Recruitment period: September 24th ~ October 16th

6. First announcement of winners: October 18th

7. Main Event: Offline session ("Things you shouldn't miss when studying AWS and applying it in the field" / "Understanding how IAM works and applying it in the field") followed by a light-hearted networking event with refreshments and beer + sharing of goods (keycaps/badges, etc.) and quizzes, etc.

8. How to apply: Apply using Google Forms (https://forms.gle/TRtQ6rT65UEwePBF7)

9. Others: Among those who applied but were not selected for the meetup (30% progress must be achieved), AWS Classroom keycaps/coffee coupons (choose one) will be given away through a raffle.
(Please apply first and fill in the progress bar.)

Further details will be announced at a later date.

In addition, I was sick during the Chuseok holiday, so the lecture updates are delayed. I will update soon with more substantial content as you have been waiting for.

thank you

hello.

The monthly AWS Classroom ( https://www.youtube.com/@AWSClassroom ) online seminar will be held on Wednesday, July 3rd at 8:30 AM.

This seminar is mainly targeted at those who are preparing for a job or in their third year of work, or those who are at a basic level of AWS.

1. Session: "The story of becoming a popular developer at school by using Step Functions" by Choi Yul, "How to use EC2 in AWS: The important thing is that EC2 is well-bent" by Sangwoon

2. Time: Wednesday, July 3rd at 8:30am

3. Participation: Online, Google Meet ( conf.awsclassroom.kr ) or YouTube Live (Google Meet is recommended)

4. Other: Coffee coupons will be given away through a raffle to those who RSVP for participation (participation required)
   (RSVP: https://forms.gle/1oykdHsgepEBDMfy7 )

Thank you~!