Earlier quoted context omitted.
The journalist writing the story has the same level of technical knowledge about how to "redact" properly in the digital realm as the individuals doing the redaction. To the journalist, with zero knowledge of the technical aspects, viewing the "redacted" document, it appears to be "redacted", so when someone "unredacts" it, the action of revealing the otherwise hidden material appears to be "magical" to them (in the…
I would consider it gross negligence on the journalists part to not know the technical details here. It’s really not that hard; as someone else on this thread pointed out even my grandma knows this… You can find out the technical details in one quick search. How someone like this gets a paying job as a journalist is beyond me.
Their job is to write coherent articles that gather views, not truly understand what it is they are writing about. That's why the Gell-Mann Amnesia [1] aspect so often crops up for any technical article (hint, it also crops up for every article, but we don't recognize the mistakes the journalist makes in the articles where we don't have the underlying knowledge to recognize the mistakes).