CyberSource Corporation (Nasdaq: CYBS), a provider of mission-critical eCommerce transaction services, today announced that Walmart.com selected the CyberSource eCommerce Transaction Suite to provide payment and risk management services.

The suite allows Walmart.com shoppers to use their credit cards to make fast, secure purchases over the Internet.

"In building our online presence, we wanted Walmart.com customers to enjoy the same reliable service and convenience they have come to expect while shopping their Wal-Mart store," said Sam Dunn, CFO for Walmart.com. "At the same time, CyberSource offers the expertise and services Walmart.com needs to minimise fraud and support other important online features."

"CyberSource is very pleased to be working with Walmart.com along with other brick-and-mortar retailers that are moving quickly to extend their brand to the Internet," said Bill McKiernan, chairman, CEO, and president of CyberSource Corporation. "To be selected by the world's largest retailer with the industry's highest standards for customer service represents a significant milestone for CyberSource and our continued commitment to enable reliable, convenient and secure eCommerce transactions over the Internet."

About CyberSource
CyberSource is a developer and provider of enterprise eCommerce transaction services, and a pioneer in the area of Internet fraud detection. More than 3,000 businesses throughout the world use the CyberSource eCommerce Transaction Suite. The suite offers customer-controlled, real-time services including, payment, tax calculation, stored value, risk management, and fulfillment management. CyberSource Corporation is based in California, and has offices in Japan and the United Kingdom, as well as various other locations throughout the United States. The company can be found on the web at www.cybersource.com. CyberSource information is also available via email at info@cybersource.com or ir@cybersource.com.