9 Tips for improving Security in your Spring Boot application

To implement strong security in Spring, you can leverage Spring Security, a powerful and customizable authentication and authorization framework.

Here’s 9 tips you can follow to ensure more security in your Spring Boot application.

1. Add Spring Security to Your Project

In your pom.xml (for Maven) or build.gradle (for Gradle), add the Spring Security dependency.

For Maven:

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-security</artifactId>
</dependency>

For Gradle:groovy

implementation 'org.springframework.boot:spring-boot-starter-security'

2. Configure Web Security

You can create a custom configuration class that extends WebSecurityConfigurerAdapter (or implements SecurityConfigurer if using the newer Spring versions).

import org.springframework.context.annotation.Bean;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.core.userdetails.UserDetailsService;
import…