Top 5 merchant violations contributing to data compromise

Visa’s Top Five Data Security Vulnerabilities Identified for merchants (click for PDF download).  Why are there so many data breaches? To promote compliance with the Cardholder Information Security Program (CISP) and the Payment Card Industry Data  Security Standard (PCI DSS), Visa has identified the top five vulnerabilities detected in compromises. It’s a great quick list for you to check your own compliance.