Just as wp-admin with wordpress this could become an easy way to try to brute force their way into a site and wreak havoc being able to change that to make it harder to find would be great.
Yes, I'm also interested in the safety issue. Right now, I'm reading a blog about apps that track calls. For example, here is an article that came out recently. https://celltrackingapps.com/spouse-has-another-sim-card/.
You won't be notified about changes to this idea.