Cybersecurity (image) Michigan State University Share Print E-Mail Caption In Holt's latest research, the team monitored the elicit market for physical goods such as driver's licenses or passports and digital goods such as credit card numbers. When the ads appeared, the team took screen captures of the images. Credit Michigan State University Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.