Secure Spring Boot Apps using the latest changes in Spring Security 5.7

You can notice that I've used the Oauth2-ressource-server dependency as it brings explicitely the spring security:

org.springframework.security spring-security-oauth2-resource-server

Prerequisites

Make sure you have the following installed:

• Java Development Kit (JDK) 17 or higher
• Maven for dependency management

Configuration

You'll need to configure the necessary properties in application.properties for the app to function properly. Ensure you provide the required credentials,

run the following commands to generate a keypaire for Token signture(Make sure you have OpenSSL installed or just use Git cmd tool)

create rsa key pair

openssl genrsa -out keypair.pem 2048

extract public key

openssl rsa -in keypair.pem -pubout -out public.pem

create private key in PKCS#8 format

openssl pkcs8 -topk8 -inform PEM -outform PEM -nocrypt -in keypair.pem -out private.pem

Acknowledgments

Mention any resources, libraries, or contributors you'd like to acknowledge in your project.