Just as easily hacked because the sentence used is, typically, a well worn phrase.
All good kids like milk
The quick brown fox jumped over the lazy dogs back
...anything from Proverbs...
...anything from Psalms...
Generators can be used backwards also. It all depends on how much time the hacker is willing to spend on stealing the info.
...."with Windows 10 new built in key logger having to remember your password will no longer be a problem. If you find hourself locked out simply call (800 NSA ULOC".../S