Forwarded from IWW
TIL that all modern color printers print a secret, nearly invisible code onto every page to allow governments to track the serial number and timestamps:
https://en.m.wikipedia.org/wiki/Machine_Identification_Code
https://en.m.wikipedia.org/wiki/Machine_Identification_Code
Wikipedia
Printer tracking dots
digital watermark which certain color laser printers and copiers leave on every single printed page, allowing to identify the device with which a document was printed and giving clues to the originator
Forwarded from Maus 🐕🦺
Remember to post the toolkit for removing them! Super great for activists. https://github.com/dfd-tud/deda
GitHub
GitHub - dfd-tud/deda
Contribute to dfd-tud/deda development by creating an account on GitHub.