Just a quick note for anyone whose CIO/CISO team requires TLS v1.3 support for applications, this support has been added to FixPack v10.5.0.7 with GSKit v8.0.55.31. You will also require a Client-side update for Windows Clients.
Visit Fix Central to download these packages, or direct links can be found here: https://cmod.wiki/index.php?title=Main_Page#IBM_CMOD_Fixpacks_.26_Security_Bulletins
-JD.