CyberSource Honored for Customer Support and Product Quality

MOUNTAIN VIEW, Calif. - April 13, 2010

CyberSource Corporation (NASDAQ: CYBS), a leading provider of electronic payment, risk management, and payment security solutions, today announced that it has received 2009 MarketTools CustomerSat Achievement in Customer Excellence (ACE) awards for its enterprise and Authorize.Net small business payment management solutions. The two solutions each received recognition for outstanding achievement in customer support, and product quality, for a total of four MarketTools CustomerSat ACE awards.

Of the 35 companies recognized by MarketTools this year, CyberSource is one of only three that has received an ACE Award in all five years of the award's history. This also marks the eighth consecutive year that CyberSource has received an industry award for customer satisfaction.

"We believe customer experience is at the core of all that we do," said Michael Walsh, CyberSource President and CEO. "I am honored that our commitment to customer satisfaction has brought consistent recognition."

The MarketTools CustomerSat ACE Award certifies and celebrates outstanding achievement in customer satisfaction. Receiving the ACE Award demonstrates the recipient's rigorous application of customer feedback processes and outstanding customer satisfaction ratings. MarketTools ensures that the survey processes on which metrics are based are rigorous, defensible and repeatable.

About CyberSource

CyberSource solutions enable electronic payment processing for Web, call center, and POS environments. CyberSource also offers industry-leading risk management and payment security solutions for merchants accepting card-not-present transactions. CyberSource Professional Services designs, integrates, and optimizes commerce transaction processing systems. Approximately 295,000 businesses use CyberSource solutions, including half the companies comprising the Dow Jones Industrial Average. The company is headquartered in Mountain View, California, and has sales and service offices in Japan, Singapore, the United Kingdom, and other locations in the United States including Bellevue, Washington and American Fork, Utah. For more information on CyberSource please visit www.cybersource.com or email info@cybersource.com. For more information on CyberSource please visit www.cybersource.com or email info@cybersource.com. For more information on Authorize.Net small business solutions, please visit www.authorize.net or email sales@authorize.net.

Global Corporate Relations:

Aida Hadzibegovic
650-432-2990
globalmedia@visa.com