This course, created with the latest version of Spring Web MVC, covers everything from basic concepts of Spring Web MVC to API usage, internal architecture, principles, and flows, from beginner to intermediate/advanced levels. Based on this, you will learn the core technologies of Spring Web MVC.

This revised course was created using the latest version of Spring Security 6.x. From beginner to intermediate to advanced levels, you will learn the basic concepts of Spring Security, as well as how to use the API and its internal architecture. Based on this, you will complete a practical project and acquire core technologies related to Spring Security's authentication and authorization.

You will learn Java's concurrency mechanisms and multithreading techniques in depth and acquire the knowledge and skills necessary to solve various parallel processing problems that you may encounter in practice. Starting from basic thread management, you will learn advanced synchronization techniques, how to use thread pools, and Java's concurrency-related classes in depth.

Learn the basic concepts of Spring Security OAuth2, API usage, and internal architecture. In addition, you will learn how to integrate and link OAuth2 Client, OAuth2 Resource Server, and Authorization Server, build your own authorization server, and implement OAuth2 services through it.

From beginner to intermediate to advanced, we cover the basic concepts of Spring Batch, API usage, and internal architecture in depth. In addition, you will learn the flow and principles of each Spring Batch function, and based on this, you will acquire practical sense for developing various batch applications.