A Complete Guide to MFA in Spring Security 7

Multi-Factor Authentication (MFA) is a security mechanism that requires users to verify their identity using multiple authentication methods before gaining…

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Understanding Spring Data AOT Repositories

Spring Boot 3 introduced several enhancements for cloud-native and native-image applications. One of the most important optimizations is AOT (Ahead-of-Time)…

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Dynamic Cron Scheduling in Spring Boot

In many enterprise applications, scheduled tasks are used for activities such as: sending emails, generating reports, cleaning temporary data, synchronizing…

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Fix RestTemplate Conversion Error in Spring

When working with REST APIs in Spring Boot, developers often use RestTemplate to send HTTP requests and process responses. One…

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Spring AI Explainable Agents: Capture LLM Tool Call Reasoning

Explainable AI agents aim to make the decision-making process of large language models (LLMs) transparent, especially when tools are invoked…

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MCP for Backend Developers: Build Your First Server

The Model Context Protocol is quickly becoming the de-facto standard for AI tool integration — and the official Java SDK…

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Spring Boot Dependency Injection using @Autowired

Spring Boot is a widely used framework for building production-ready Java applications with minimal configuration. At the core of Spring…

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Spring AI: Testing MCP Tools

Testing Model Context Protocol (MCP) tools in Spring AI is essential to ensure that tools are correctly registered, discoverable, and…

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Spring Boot 4 Migration: Breaking Changes, New Defaults,and What Actually Broke

Spring Boot 4 dropped in November 2025 alongside Spring Framework 7.0. It is the most significant release since the jump…

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