Holy deprecations, Batman!
Aside from all the great native, observability, and authorization features, SAML and OAuth enhancements, and password security improvements, the Spring Security team did a lot of clean-up, too!
In this talk, we'll start with a secured Spring Security 5.8 app, prepare it for 6.0, update, and then add features like crazy. :) We may even get to use Spring Authorization Server 1.0 in the process.