## Relevant articles:
- [Spring Security 5 -OAuth2 Login](http://www.baeldung.com/spring-security-5-oauth2-login)
- [Extra Login Fields with Spring Security](http://www.baeldung.com/spring-security-extra-login-fields)
- [A Custom Spring SecurityConfigurer](http://www.baeldung.com/spring-security-custom-configurer)
- [New Password Storage In Spring Security 5](http://www.baeldung.com/spring-security-5-password-storage)
- [Default Password Encoder in Spring Security 5](https://www.baeldung.com/spring-security-5-default-password-encoder)
- [Extracting Principal and Authorities using Spring Security OAuth](https://www.baeldung.com/spring-security-oauth-principal-authorities-extractor)
