Four academics from the Technical University in Dresden, Germany (TU Dresden) have created an app that detects and masks the hidden dot patterns that laser color printers secretly hide on all printed ...

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 ...

Reality Winner learned the hard way that printed pages carry invisible forensic fingerprints. When NSA contractor Reality Winner leaked classified documents about Russian election interference in 2017 ...

DID you know your five dollar note has a hidden code that prevents certain tasks? This is only one example of clandestine messages tucked away in plain sight. Even if you somehow manage to escape ...

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

You wouldn't have noticed it unless you knew where — and how — to look, but the top-secret National Security Agency document leaked to the Intercept and published Monday contained a clue that may have ...

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