How to watermark a UTF-8 plain text file

Posted by Bob_Mesibov on Nov 24, 2021 5:10 AM EST
BASHing data; By Bob Mesibov
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Watermarking plain text isn't easy. Plain text files don't have headers (or magic numbers), and although you can insert invisible control characters, those characters may get revealed by text editors and word processors. There's a sneaky way to do it, though.

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