Numerous brands of color laser printers leave coded metadata in barely perceptible yellow dots that can be used to trace a printed document to its source, a feature originally intended as a deterrent ...

Question: Is it true that color laser printers print invisible dots to ID the printer on every page? Answer: The leaked top-secret document that led to the arrest of government contractor Reality ...

Authorities worldwide can track down counterfeiters with a hidden feature in color laser printers. Every print contains a hidden code containing information about the printer it was printed on. It’s ...