Apache Tomcat 9 is an open source software implementation of the Java
Servlet, JavaServer Pages, Java Unified Expression Language, Java
WebSocket and JASPIC technologies.
Apache Tomcat 9.0.33 is a bugfix and feature release. The notable
changes compared to 9.0.31 include:
- Add new attribute persistAuthentication to both StandardManager and
PersistentManager to support authentication persistence.
Patch provided by Carsten Klein
- A zero length AJP secret will now behave as if it has not been
- Add the TLS request attributes used by IIS to the attributes that
an AJP Connector will always accept.