Sometimes, when redacting an Office or PDF document, redactions drawn over certain content (such as an image or a logo) appears to get burned on other occurrences of the image on other pages. Why does this happen?
The reason why the duplicate redactions are occurring is because the images are shared images. In PrizmDoc, when a change is made to one instance of the shared image, it gets applied to every other instance. Per engineering, this is to mimic the behavior of Adobe Acrobat.
There currently exists a feature request to allow shared images to be treated as individual images so that they could be redacted separately: