diff --git a/spring-security-modules/spring-security-web-boot-4/README.md b/spring-security-modules/spring-security-web-boot-4/README.md
index af8ed4e76a..8a7dbf3029 100644
--- a/spring-security-modules/spring-security-web-boot-4/README.md
+++ b/spring-security-modules/spring-security-web-boot-4/README.md
@@ -9,5 +9,5 @@ The "REST With Spring" Classes: http://github.learnspringsecurity.com
 
 - [Spring Security: Upgrading the Deprecated WebSecurityConfigurerAdapter](https://www.baeldung.com/spring-deprecated-websecurityconfigureradapter)
 - [Spring @EnableMethodSecurity Annotation](https://www.baeldung.com/spring-enablemethodsecurity)
-
+- [Securing Spring Boot API With API Key and Secret](https://www.baeldung.com/spring-boot-api-key-secret)
 More articles: [[<-- prev]](/spring-security-modules/spring-security-web-boot-3)