For 40 years, MasterCard has demonstrated unsurpassed leadership in advancing payment card security in commerce—pioneering innovative technologies and initiatives, defining industry standards and practices, and fostering collaboration among industry risk and security professionals worldwide. MasterCard believes that managing operational security and risk is a corporate responsibility.

MasterCard has achieved impressive results through its comprehensive anti-fraud efforts. Consumers worldwide use MasterCard cards for more than 16 billion transactions a year, and all but a minute percentage of those transactions are fraud-free. This success rate enables MasterCard cardholders to make purchases confidently and safely—anytime and anywhere.

What You Can Do

MasterCard provides tools, checklists, and solutions to ensure transaction security for businesses and their customers.
Learn About What You Can Do To Protect Yourself As A Merchant

MasterCard Protection

MasterCard continues to develop innovative security measures, facilitate industry-wide collaboration, and provide global leadership to make payment transactions more secure. Learn About MasterCard Thought Leadership

Want industry leading information on security? Download The Latest Issue Of Inside Security

What If Fraud Happens

MasterCard merchants can recognize fraud in progress — and do something about it. Learn What To Do If Fraud Happens

Guarding Against Fraud During the Holiday Season
During the holiday shopping season, credit and debit card transactions skyrocket and accepting these cards safely is an integral part of doing business. Listen to MasterCard security experts discuss how merchants can work to prevent credit and debit card fraud during this busy time of year. Learn tips on how to identify counterfeit cards, prevent fraudulent transactions, and better secure your online storefront. Guarding Against Fraud During the Holiday Shopping

MasterCard Security Webinar Archive

For a better understanding of the PCI Security Standard, view the archived broadcast of the June 14 presentation of “Protecting Cardholder Data with the PCI Data Security Standard,” the first in our 2006 Security Webinar Series. (First time viewers will be asked to register)
Protecting Cardholder Data with the PCI Data Security Standard

For practical advice on achieving PCI compliance, view the archived broadcast of the July 12 presentation of “Preparing for PCI Compliance,” the second in our 2006 Security Webinar Series. (First time viewers will be asked to register)
Preparing for PCI Compliance

Learn more about data security requirements and what you can do to help merchants protect cardholder data, by viewing the archived version of the September 7th presentation "Data Security Requirements and Best Practices for Acquirers and Processors."
Data Security Requirements and Best Practices for Acquirers and Processors

Securing Online Payments: An In-Depth Look at MasterCard SecureCode and Payer Authentication - For a close look at securing online payments, view the archived broadcast of the October 5th Webinar focused on payer authentication and MasterCard SecureCode, which was designed to reduce fraud and chargebacks, and increase cardholder confidence.
Securing Online Payments