Schneier - Reverse-Engineering the Redactions in the Ghislaine Maxwell Deposition

Slate magazine was able to cleverly read the Ghislaine Maxwell deposition and reverse-engineer many of the redacted names.

We’ve long known that redacting is hard in the modern age, but most of the failures to date have been a result of not realizing that covering digital text with a black bar doesn’t always remove the text from the underlying digital file. As far as I know, this reverse-engineering technique is new.



from Schneier on Security https://www.schneier.com/blog/archives/2020/10/reverse-engineering-the-redactions-in-the-ghislaine-maxwell-deposition.html

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