[[new]]
== What's New in Spring Security 5.5

Spring Security 5.5 provides a number of new features.
Below are the highlights of the release.

[[whats-new-servlet]]
=== Servlet
* OAuth 2.0 Client

** Added support for https://github.com/spring-projects/spring-security/pull/9520[Jwt Client Authentication] `private_key_jwt` and `client_secret_jwt`
** Added https://github.com/spring-projects/spring-security/pull/9535[Jwt Bearer Authorization Grant] support
** Added https://github.com/spring-projects/spring-security/pull/8765[R2DBC implementation] of `ReactiveOAuth2AuthorizedClientService`

* Configuration

** Introduced https://github.com/spring-projects/spring-security/issues/9205[DispatcherType request matcher]

* Kotlin DSL

** Added https://github.com/spring-projects/spring-security/issues/9319[rememberMe support]

[[new]]
== What's New in Spring Security 5.5

Spring Security 5.5 provides a number of new features.
Below are the highlights of the release.

[[whats-new-servlet]]
=== Servlet
* OAuth 2.0 Client

** Added support for https://github.com/spring-projects/spring-security/pull/9520[Jwt Client Authentication] `private_key_jwt` and `client_secret_jwt`
** Added https://github.com/spring-projects/spring-security/pull/9535[Jwt Bearer Authorization Grant] support
** Added https://github.com/spring-projects/spring-security/pull/8765[R2DBC implementation] of `ReactiveOAuth2AuthorizedClientService`

* Configuration

** Introduced https://github.com/spring-projects/spring-security/issues/9205[DispatcherType request matcher]

* Kotlin DSL

** Added https://github.com/spring-projects/spring-security/issues/9319[rememberMe support]

[[whats-new-webflux]]
=== WebFlux

** Added https://github.com/spring-projects/spring-security/issues/8143[Kotlin coroutine support] for `EnableReactiveMethodSecurity`

Add WebFlux section to What's New
Add WebFlux section to What's New

Closes gh-9590
