Mastering Java Concurrency using CompletableFuture & ExecutorService in Java 21 Introduction Modern applications demand efficient handling of concurrent operations to maximize performance and...

Mastering Java’s BigDecimal: Real-World Applications for Precision Computing Introduction In the world of software development, especially in financial and scientific applications, precision is n...

Overview In this post, we delve into the core aspects of unit testing using JUnit 5. Understanding Unit Testing What is Unit Testing? Unit testing involves testing individual units ...

Overview In this post, we delve into the core aspects of Spring Security authentication within a Spring Boot application. The focus lies on the fundamental helper classes that play a pivotal role ...

Overview Having gained insights into the architecture of Spring Security for servlets, we now turn our attention to how Spring Boot configures Spring Security within a Spring Boot application. Sp...

Overview In our journey through foundational concepts like Filters and Interceptors, coupled with essential security principles, we are now set to unravel the intricacies of Spring Security’s oper...

Overview Filters and interceptors are two mechanisms used in Java for intercepting and manipulating requests and responses in a web application. While they share a common goal, they differ in thei...

User: The first step in securing a system from malicious attackers is identifying legitimate users and allowing access to them alone. User abstractions are created in the system and given their own...

Spring Security Evolution: Originally named the “Acegi Security System for Spring,” Spring Security emerged as a standalone project outside the Spring ecosystem. Initially focused on authorization...

What is Service Virtualization ? Service virtualization refers to the practice of creating a virtual version of a service, such as an API or a database, for the purpose of testing or development. ...