I’m being cautiously optimistic on this! Thank you IBM for finally addressing one of the many elephants in the room!
Notice that the second technote indicates that support for SHA-2 will be for Domino 9.x only. There are plenty of posts out there about ways to get around this… off the top of my head, my friend Darren Duke posted one here: Here is a freely available VM to reverse proxy Domino – shoot the poodle
And now… WE WAIT!