AgreeableLandscape@lemmy.ml to

Privacy@lemmy.ml · 3 years ago

Elsevier embeds a hash in the PDF metadata that is unique for each time a PDF is downloaded.

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Elsevier embeds a hash in the PDF metadata that is unique for each time a PDF is downloaded.

AgreeableLandscape@lemmy.ml to

Privacy@lemmy.ml · 3 years ago

Combined with access timestamps, they can uniquely identify the source of any shared PDFs.

Source: https://social.coop/@jonny/107685726645817029 – Also includes tips for removing this data.

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beansniffer@lemmy.ml
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3 years ago
Reminds me of the watermarking RedStarOS does to files
- Sr Estegosaurio@lemmy.ml
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  3 years ago
  What it does?

Privacy@lemmy.ml

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A place to discuss privacy and freedom in the digital world.

Privacy has become a very important issue in modern society, with companies and governments constantly abusing their power, more and more people are waking up to the importance of digital privacy.

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