誰でも起動できるネットワーク Step 1 (ネットワークモデル)

You can easily understand the principles and attack methods of **SQL Injection (SQLi)**, the most frequent and dangerous web vulnerability.

(Warning!) This course is for those who have never done a mobile app security audit before and are feeling overwhelmed. It is suitable for those who need to prepare a mobile app audit in a hurry or who need to quickly learn the basic auditing methods.

For those who know network theory but have difficulty actually building one, we will teach you the basic methods for building and configuring a network.

This is a web vulnerability diagnosis lecture based on the major telecommunications infrastructure web vulnerability guide. Use this lecture to diagnose web vulnerabilities.

This is a lecture on subnetting, which is necessary when creating or reading network configuration diagrams.

For those who know network theory but have difficulty actually building one, we will teach you the basic methods for building and configuring a network.

This is a lecture on subnetting, which is necessary when creating or reading network configuration diagrams.

Learn about networks easily, quickly, and engagingly with pictures and videos!

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.

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.

Want to work for a long time as a super developer who can handle the entire process of service development and operation on your own? Then build a solid foundation in IT infrastructure knowledge from the ground up, which is just as important as various development languages!

Have you ever had a hard time because you didn't understand IT infrastructure (server, network, storage, etc.) technology? Do you want to understand how IT infrastructure is structured and what technologies are applied? This is the only lecture in Korea that explains the various technologies that make up IT infrastructure!

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.

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

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

Have you ever wondered how real attackers carry out cyberattacks? BHPT is a comprehensive, hands-on course that uses on-demand labs to simulate penetration testing from an attacker's perspective on specific hosts, teaching methodologies for discovering, attacking, reporting, and responding to vulnerabilities.

This course proceeds in stages, similar to the actual work, by learning and applying the necessary knowledge while configuring the infrastructure.

[Reflecting the latest related regulations and guidelines presented by the Korea Financial Security Institute, Financial Supervisory Service, and Personal Information Protection Commission] This course is designed to learn about the causes of incidents, response processes, and lessons that can be gained through actual financial security incident cases. Rather than complex theories, it is structured around real incidents that occurred in the field, making it easy to understand the reality of financial sector security and necessary response strategies. 👉 You can clearly understand why financial incidents occurred, how they were responded to, and what should be learned.

Understand the basics of security algorithms and certificates, and learn about TLS based on this.

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

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

How do the sites we access every day work? Before we start studying data in earnest, let's take some time to learn about servers and the Internet, which are the background knowledge of IT.

✅ 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