In the previous story, we covered OTP codes with Spring Security Webflux. We sent the OTP code to the user upon login. In this story, we’ll implement the login process with a mobile app using Flutter. Prerequisites This is the list of all the prerequisites for following the part 2: Flutter…

In this story, we will see how to integrate Spring Security in a reactive Spring Webflux with MongoDB and Flutter. Prerequisites This is the list of all the prerequisites for following the part 1: Java 17 Spring Boot / Starter WebFlux 2.6.7 Lombok 1.18 Maven 3.6.3 Postman Mongo 4.4. Overview What is a One Time Password (OTP)? A one-time…

In this story, we’ll show how to configure and deploy your Angular SPA application to Amazon S3 with GitHub Actions. Prerequisites This is the list of all the prerequisites for following this story: Node Angular CLI An active AWS account A GitHub repository Git What is Amazon S3? Amazon S3 is a simple storage service…

The purpose of this story is to explain how to implement custom exception handling with Spring WebFlux for a REST API. Error handling is one of the ways we make sure we handle our failures consistently. The benefit of handling exceptions globally is that we can customize all error output…

In this story, we’ll implement a sample REST API that uses Spring WebFlux with Spring Data Redis Reactive. Redis is an open-source (BSD licensed), in-memory data structure store used as a database, cache, message broker, and streaming engine. Redis provides data structures such as strings, hashes, lists, sets, sorted sets…

In this story, we are going to implement multi-tenancy using Spring Boot WebFlux and MongoDB. Multitenancy applications allow multiple customers or tenants to use a single resource without seeing each other’s data. This is highly common in SaaS solutions. …

In this story, we’ll implement a sample REST API that uses Spring Data R2DBC with PostgreSQL Database on Amazon Relational Database Service. Overview The Reactive Relational Database Connectivity (R2DBC) project brings reactive programming APIs to relational databases. It defines a non-blocking SPI for database driver implementors and client library authors. …

The purpose of this story is to explain how to secure a Spring Boot API using the Apache Shiro security framework. What is Apache Shiro? Apache Shiro is a powerful and flexible open-source security framework that cleanly handles authentication, authorization, enterprise session management and cryptography. Apache Shiro’s first and foremost goal is to be…

In this story, I will explore how to implement API security with an API key using Spring Cloud Gateway. Overview In microservices architectures, the security of data passing between the different API services becomes decisive. it is therefore important to setup several levels in order to improve the security between the…