I've turned off "under attack mode". But it will be used when our site is getting attacked (which happens often). You'll also be pleased to know we are looking into other DDOS protection right now, as CloudFlare unfortunately isn't working great for us.
This thread was added on June 06, 2019, with posts from Chris.
It's Low
Medium
High
Under Attack
Right now it's set to medium. But when you see the swamp fever screen, that's "under attack".