[philistine]

You're speculating a bit too much. The problem is with Allow Apple ID to reset your password. If this is enabled, Apple basically gets the ability to lock you out of your computer.

For this reason, I always leave it off, and recommend everybody does the same.

[nfoz]

In another light, automatic security updates also gives Apple the ability to lock you out of your computer.

[philistine]

Yeah, absolutely. But those can’t be gamed by a third-party to lock me out of my stuff.