This page contains a work-in-progress on the new authentication scheme in 2.3, destined for 2.4.  It is in a roughly usable state after 2.3.11, so people are collecting information here about it.  Please note that none of these has any relevance to the auth system in 2.2...

* [TomcatAuthentication] - How to do authentication with the [Jakarta Tomcat] web container