Articles tagged spring-cloud-gateway
OAuth 2.0 Patterns with Spring Cloud Gateway
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Spring Cloud Gateway is the Reactive API Gateway of the Spring Ecosystem, built on Spring Boot, WebFlux, and Project Reactor. Its job is to...
Secure Legacy Apps with Spring Cloud Gateway
One of the biggest challenges of adding OAuth 2.0 support to legacy applications is a lack of support in the underlying framework. Maybe it’s homegrown, or maybe it’s just old? Either way, migrating away from an old form-based login doesn’t need to be so painful. In this post, I’ll walk you through a low-code option using Spring Cloud Gateway and Okta. You’ll learn how to setup Spring Cloud Gateway running as a stand-alone application that...
Secure Reactive Microservices with Spring Cloud Gateway
So you wanna go full reactive, eh? Great! Reactive programming is an increasingly popular way to make your applications more efficient. Instead of making a call to a resource and waiting on a response, reactive applications asynchronously receive a response. This allows them to free up processing power, only perform processing when necessary, and scale more effectively than other systems. The Java ecosystem has its fair share of reactive frameworks, including Play Framework, Ratpack, Vert.x,...