News for hackers. Stuff that matters.

A comment on Horrifying PDF Experiments. Parent comment

Re:Horrifying PDF Experiments by koheripbal on Tuesday January 05, 2021 @09:57AM (#25646149)
But doesn't being able to see all streams mean that I can see edited/erased content from prior states of the document?
[ Parent | on HN ]
Re:Horrifying PDF Experiments by jbn on Tuesday January 05, 2021 @02:13PM (#25649646)
not necessarily, there's nothing that says that old content is preserved in inaccessible streams... the entire PDF file can be re-written discarding all old content.
[ Parent | on HN ]