No more toy projects! We're revealing all the secrets to building a secure authentication system with JWT and Redis, actually used by developers in the field.

How to Build an Efficient Startup Workflow System with Just Notion 🧑🏻‍💻 (Practical Workflow Templates Provided by Practitioners)

Say goodbye to complicated collaboration tools! 👋 From Markdown to databases, the essential skills of a workaholic can be done with Notion 🚀

Learn the fundamentals of the web, networks, and HTTP that every developer should know, in a code-based, real-world, data-driven way.

We believe that you need to know HTML and CSS well to become a solid front-end developer.✍ From the types of HTML and CSS to practical applications, this course will teach you how to use the language correctly. We prepared it with great care, so please enjoy it :)

Know! Well! Just! Neatly! Sensefully! This is a free lecture on the GitHub core concept book. You can download the book and Notion link for free. It is a non-profit project, so using the textbook is allowed without permission.

This course systematically teaches from JavaScript synchronous/asynchronous concepts, asynchronous processing methods incorporating the latest syntax such as Promise and async/await, and practical HTTP communication.

Essential for web development! Learn JavaScript, a popular language widely used in various fields, with fundamental concepts and practical examples!

Would you like to experience web server development? We will help both non-majors and front-end developers take their first step into server development. Let's efficiently explore servers and databases using familiar JavaScript syntax all at once, and understand servers!

Jeju Coding Base Camp's free lecture is back!! Let's create a 10,000-hour rule service together and distribute it to Github!! :) You don't know anything? That's okay. Everything is prepared in this lecture!

Generative AI for Designers🧙‍♂️ We reveal practical know-how to maximize design work efficiency with generative AI like Canva and Midjourney.

A basic textbook and practical guide covering principles and practical uses of various generative AIs like ChatGPT and Claude, and for their effective introduction and utilization.

Can you answer the question, "Why do we need classes? 🤔" This covers everything Python developers should know about Python classes!

New to both Blender 3D and 3D in general? A 3D KakaoTalk emoticon creator will directly teach you in this beginner-friendly 3D introductory course.

You can easily create your own blog with just GitHub Fork! This is a service that allows you to manage a learning blog (TIL) and GitHub lawn together.

If you want to create a web page, learn HTML/CSS. You can implement various contents and designs with HTML, which defines the structure of the web page, and CSS, which defines the style of the web page.

Django Base Camp is a course where you can systematically learn the core of the Django web framework from beginner to intermediate level. You can quickly develop the ability to build web applications through project-oriented, practical classes.

Python Basecamp is a course for beginners who want to learn the basic concepts of Python. Improve your skills through basic concepts and practical examples.

Python made easy! Learn Python like a game with various stories in 'Winib World'!

This is a tutorial lecture where you can learn simple usage of PyScript.

You can understand the Windows operating system structure and memory structure, and it covers in detail how to analyze malware using information stored in memory. It also covers how to directly create a Volatility plugin that is used as a memory analysis tool and achieve important information acquisition. It is highly recommended for those who have chosen a career as a malware analyst or a breach response analyst.

It would be efficient to automate IT security tasks using Python, wouldn't it? This course follows hands-on practice, applying Python and web Flask development to automate tasks, idea by idea.

This course is an essential real-life IT security guide that even non-security majors and general users can follow immediately. It's designed to help you easily and quickly learn only the security practices essential for daily life, from understanding what ransomware is to infection prevention and response methods, smartphone security settings, and practical security configurations for Windows/Mac OS.

IT services are rapidly transitioning to cloud environments. This covers everything from basic virtual infrastructure construction to understanding service operation, monitoring, and security areas for each area to secure the MS Azure cloud environment.

You can understand the concept and technology of blockchain and conduct ISMS-P certification audits specialized for virtual asset exchanges.

This course is a foundational learning program that covers Introduction to Information and Communication Technology, one of the core theories in computer engineering. Through this course, learners can understand the basic structure and operating principles of computers, and learn the principles and applications of information and communication technology based on this foundation. It is structured to provide comprehensive learning from the processes of information generation, transmission, processing, and storage to data communication methods in network and internet environments. In addition, by understanding the basic concepts of information and communication technology along with the trends and roles of information and communication technology utilized in real life and industry as a whole, it provides a solid theoretical foundation for learners who are first entering the fields of computer engineering and information and communication technology. 👉 By taking this course, learners can build a fundamental foundation in information and communication technology that encompasses computers and networks, and furthermore, utilize it for advanced learning or preparation for related certifications.

Do you want to get a job in the information security field? You are planning to get a job but don't know what to do? Real Voice from a security professional, we will lead you to the best employee after the interview/entry.

You can effectively study the contents of the Information Security Engineer practical exam questions and obtain the Information Security Engineer practical qualification.

I'll provide a complete full-stack source code, and by following along with the course to create and configure Azure services step by step, you'll complete a fully functional real Azure web app service. This is an Azure course where you don't need to know the source language, and you can either practice hands-on or just watch the course without practicing.

KCA Information Security Risk Manager (ISRM) certification course! The cornerstone for acquiring the top 3 personal information protection certifications: CPPG, ISMS-P!

Through this course, you can study short answer and descriptive questions from past practical exams for the Information Security Engineer.

IT services are rapidly transitioning to cloud environments. You will learn security practices from basic virtual infrastructure construction to security threat monitoring and vulnerability diagnosis for each area to secure the Amazon AWS cloud environment.

Understand the operating principles and structure of Spring Security and learn how to set up authentication and authorization features required for web applications by utilizing the various functions provided by Spring Security.

This lecture is about automotive ECU cyber security based on a basic understanding of cryptography.

This lecture guides you through data analysis using Python and how to apply it to the IT security field.

This course carefully selects the core systems that beginners must know in the vast field of information security. Instead of rigid theory, it's structured to help you intuitively understand system principles through clear analogies and practical examples. With this single course, you can grasp the big picture of information security systems as a whole and develop practical skills.

This course is for those who want to develop packet analysis programs like Wireshark and various network solutions using the Npcap library.

You may already be familiar with OAuth 2.0, having used it for simple logins with accounts like Google or GitHub. Social login is an extension of OAuth 2.0, and its core technology is in the OAuth 2.0 authorization framework. If you understand the principles of OAuth 2.0, you can develop the ability to implement and adjust it appropriately to your needs.

Do you need career planning for information security? Are you unsure of what to do to become an information security expert? We will inform you about the present and future of the information security field.

This lecture provides a general guide on how to prepare while studying when you want to choose a career in IT security penetration testing, and what questions and answers to prepare for the interview. I will share my experience working as a penetration testing consultant, at large companies, and in the financial sector, and currently running a penetration testing consulting business.