---
title: "Discussion on \"Securing Sensitive Data in Spring Boot with application.properties and Launch Files\" | Hashnode"
description: "Discussion on \"Securing Sensitive Data in Spring Boot with application.properties and Launch Files\". In the lifecycle of a Spring Boot application, configuration files play a central role in defining the application's behavior. But what happens when these files contain sensitive data, such as database credentials, API keys, or secrets for third-..."
url: "https://hashnode.com/posts/securing-sensitive-data-in-spring-boot-with-applicationproperties-and-launch-files/68a43d4354b14cfad20c0de4"
---

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# [Securing Sensitive Data in Spring Boot with application.properties and Launch Files](https://tuanhnet.hashnode.dev/securing-sensitive-data-in-spring-boot-with-applicationproperties-and-launch-files?utm_source=hashnode&utm_medium=feed)

In the lifecycle of a Spring Boot application, configuration files play a central role in defining the application's behavior. But what happens when these files contain sensitive data, such as database credentials, API keys, or secrets for third-...

Aug 19, 2025 · 4 min read · tuanhnet.hashnode.dev  
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