From c3beb58ae473544fe4fa8d0eba625f2016965f67 Mon Sep 17 00:00:00 2001
From: johnA1331 <53036378+johnA1331@users.noreply.github.com>
Date: Tue, 21 Jul 2020 21:30:11 +0800
Subject: [PATCH] Update README.md

---
 spring-security-modules/spring-security-sso/README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/spring-security-modules/spring-security-sso/README.md b/spring-security-modules/spring-security-sso/README.md
index a9fcd88085..4ff5f57a2d 100644
--- a/spring-security-modules/spring-security-sso/README.md
+++ b/spring-security-modules/spring-security-sso/README.md
@@ -5,3 +5,4 @@ This module contains modules about single-sign-on with Spring Security
 ### Relevant Articles:
 
 - [Spring Security Kerberos Integration](https://www.baeldung.com/spring-security-kerberos-integration)
+- [Simple Single Sign-On with Spring Security OAuth2 (legacy stack)](https://www.baeldung.com/sso-spring-security-oauth2-legacy)