参考文献

• http://docs.spring.io/spring-security/site/docs/4.2.2.RELEASE/reference/htmlsingle/#what-is-acegi-security
• https://msdn.microsoft.com/en-us/library/ie/gg622941(v=vs.85).aspx
• https://en.wikipedia.org/wiki/Clickjacking
• https://msdn.microsoft.com/en-us/library/dd565647(v=vs.85).aspx
• http://docs.spring.io/spring-security/site/docs/4.2.2.RELEASE/reference/htmlsingle/#digest-config
• http://jaspan.com/improved_persistent_login_cookie_best_practice
• https://tools.ietf.org/html/rfc7519
• https://developer.github.com/v3/oauth/
• https://spring.io/guides/tutorials/spring-boot-oauth2/
• https://tools.ietf.org/html/rfc6749