Master the Core of Web Development, HTTP Perfectly!

Now React truly starts to 'make sense'. Advanced concepts and Hooks, learn easily and accurately.

Master React now. Easiest course to grasp React's features & roles, comparing to pure JS!

I can understand pre-existing development environments. I can create a development environment from scratch.

You can learn intermediate Vuejs techniques (Vuex, Vue-Router, Http) through the process of implementing other web applications with your own hands. This is a lecture where you can also experience how to collaborate, as publishing results, API servers, and documentation are pre-configured.

Even if you create the same function, the code of a junior developer who has just learned JavaScript syntax and that of an experienced senior developer will be quite different. Of course, even if the results are the same. The reason the latter's code is recognized is because of its well-designed structure and scalability to respond to changes. This lecture will learn about how to create such good code.

We will learn VueJS development by creating a shopping mall search page using pure JavaScript and a UI library called VueJS. You can learn the differences between each development and the differences between MVC and MVVM design patterns by developing with pure JavaScript and VueJS respectively.

In this course, you will learn NodeJS, which allows you to develop backends using the Javascript language, and develop API servers using NodeJS using the test-driven development (TDD) method. You will also understand the basic principles of ExpressJS, a representative web framework for NodeJS, and learn how to develop REST APIs used in mobile and web services.

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

This is a beginner level network course that solidifies the fundamentals of networks through packet tracer practice.

For those aiming to pass the "Network Specialist Examination": This course is a learning program that condenses only the key points of the IPA Network Specialist Examination. It focuses on themes directly connected to passing the exam and is designed to help you acquire knowledge efficiently. Rather than emphasizing volume, we carefully select and explain "the essential parts you must master to pass"! Let's work hard together toward passing the Network Specialist exam!

⚓Kubernetes (Docker Desktop, Nginx, Minio, Longhorn) 🙇‍♀️Still hesitating? 🙋‍♂️Just trust me and follow! I will make your skills ⭐another level.

✅ Among the series of (1) ~ (7), (7) web applications, networks, clouds, WWW, information security ✅ CS101 series lectures - From basic computer theory to the latest practical examples - Provides a wide range of basic knowledge

Learn the core HTTP features essential for practical use and how to design proper HTTP APIs.

Learn about the network multiplayer framework, also known as the other Unreal Engine. Learn the key concepts, inner workings, and optimization techniques you need to know when creating a network multiplayer game, then create a hack & slash type PvP battle game.

Information security is difficult and too technical? No. Start learning the basics of information security to create a secure web right now!

Learn I/O, networking, reflection, and annotations in depth, from the basics to the practical level. Build a web application server (WAS) directly in Java.

A course that helps you understand core networking concepts and practice explaining them verbally in interviews

Creating a simple Gomoku game using Unity and a C# server.

This is Part 1 of a roadmap lecture that concisely organizes the essential computer science (CS knowledge) needed to excel in development and data, in a short period. This lecture has also been used as an in-house lecture at top domestic companies for several years. Based on 20 years of experience in actual practice, from system SW to web, app development, and data science, this lecture systematically yet easily organizes the essential core knowledge needed to excel in development and data.

[Reflecting the latest related regulations and guidelines presented by the Korea Financial Security Institute, Financial Supervisory Service, and Personal Information Protection Commission] In the rapidly changing digital financial environment, security has become not an option but a core survival strategy. This course covers the new directions of financial security changing with digital transformation, strategic response methods, and practical approaches to establishing a security culture within organizations. We will examine the policy directions of the Korea Financial Security Institute, the latest regulatory trends, and global security trends together, learning security innovation strategies centered on people and organizations beyond technology-focused approaches.

Network packet analysis is essential when conducting incident analysis and vulnerability analysis. Among the tools available, Wireshark is the most widely used, and this course covers the complete utilization of Wireshark and provides understanding through incident analysis case studies.

Immutable truths for developers/engineers that will never change even in the AI era! We provide essential computer science knowledge for free to prepare for developer/engineer job applications and technical interviews.

This course will help you understand the value of IoT and how it changes our lives and society. You will learn the basics of IoT device programming, IoT device connection technology, big data analysis, and automation. You will understand digital transformation and its impact on businesses and society.

Through this course, students will learn the structure of computers and the overall concepts and flow of networks.

Arduino? Coding? You don't need to know anything. Just invest a little bit of your free time and you'll find something amazing.

This training will help you understand the world-famous cloud, build your own cloud environment, and strengthen your ability to use it easily.

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