It's not, because it never made sense. She was a nobody and the things she reported on where reported by others.

One of her allegations of hacking was a stuck delete key [1]

[1] https://www.vox.com/2014/10/31/7140247/the-right-is-convince...

You are correct about that case, but others are well-documented, specifically regarding the AP and James Rosen:

Dana Milbank of the Washington Post stated: "The Rosen affair is as flagrant an assault on civil liberties as anything done by George W. Bush’s administration, and it uses technology to silence critics in a way Richard Nixon could only have dreamed of. To treat a reporter as a criminal for doing his job — seeking out information the government doesn’t want made public — deprives Americans of the First Amendment freedom on which all other constitutional rights are based."

https://en.wikipedia.org/wiki/2013_articles_about_the_Depart...