Could cyber-physical watermarks be the key to pill-level traceability?
New anti-counterfeit technology, called a cyber-physical watermark, leverages edible fluorescent…
New anti-counterfeit technology, called a cyber-physical watermark, leverages edible fluorescent silk to identify medications.



![Purdue University biomedical engineers have developed new cyber-physical watermarks that allow people to check medication authenticity with a smartphone [Credit: Purdue University photo/John Underwood].](https://www.europeanpharmaceuticalreview.com/wp-content/uploads/cyber-physical-watermarks-2-300x278.jpg)
![Purdue University biomedical engineers have developed new cyber-physical watermarks that allow people to check medication authenticity with a smartphone [Credit: Purdue University photo/John Underwood].](https://www.europeanpharmaceuticalreview.com/wp-content/uploads/cyber-physical-watermarks-2-scaled-e1646301472554.jpg)


