If you happen to be looking for bad redactions in a large set of data files today for some reason, there's an open source tool for that.

https://github.com/freelawproject/x-ray

GitHub - freelawproject/x-ray: A tool to detect whether a PDF has a bad redaction

A tool to detect whether a PDF has a bad redaction - freelawproject/x-ray

GitHub
@evacide I'm glad my donations to the EFF are funding stuff like this. Didn't know their chief of cybersecurity was this cool do.