Credentials my ass. But I suppose having charge $30M for this Mueller fiasco, the writers need to puff up this nothing-burger.
Translation: Podesta was dumb enough to respond to a junk email and gave away his password, which was "password".
Barr seemed (he didn't tell what page he referred to) to call that "hacking." But if he didn't agree with the word "hacking" the deep state would have called him a Russian agent. My guess is Barr wanted to keep it simple. Trump was not involved.