How to Secure a Spring Boot Application with TLS

Securing an application with Transport Layer Security and a Self-Signed Certificate

Somnath Musib
The Startup
Published in
4 min readDec 3, 2019

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Image Courtesy: PixaBay

Security is an important aspect of any application and nearly all production-grade applications employ a certain level of security mechanism for application security. Transport Layer Security allows applications to develop a secure communication channel with its clients. In this article, we will create a Spring boot application and secure it with a self-signed certificate.

Creating a Spring Boot Application

In this section, we will create a Spring boot application and expose the following endpoints:

GET v1/books/ : List all books
POST v1/books/: Create a new book
GET v1/books/{book_id}: Get a book resource
DELETE v1/books/{book_id}: Remove a book

Step 1: Creating a Spring Boot Project

Browse to your favorite IDE and create a Spring boot project with web, h2, data-jpa and Lombok dependencies. Following is the pom.xml file:

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Somnath Musib
The Startup

Software Developer, Cloud Architect | Author "Spring Boot In Practice" . Find more at https://musibs.github.io