As of recently Azul has backported the JSSE from Java 11 into Java 8 [1] and it is currently offering TLSv1.3 support in its Java 8 distro [2]. Does this help TC with JSSE SSL engine to also offer TLSv1.3 on its SSL listeners?
[1] https://github.com/openjsse/openjsse [2] https://www.azul.com/keeping-network-traffic-safe-in-jdk-8-with-tls-1-3/
