Issue: there are 27 different ways of writing a date.

Engineers: We most make a common standard that is unambiguous, easy to understand and can replace all of these.

Issue: there are 28 different ways of writing a date.

Joke aside, I really think the iso standard for dates is the superior one!

I think I just found my spirit animal

I understood the comment as “leave the port open to ssh, to easily allow fail2ban to hit the ip’s before they get through your full port range.” But thanks for the elaborate answer :)

I agree, what you described is much more work ;)

By all means, I am no expert, but isn’t it “just” the fail2ban?