eFunds DataNavigator(R) Back Office Tool Now Available on Windows(R)

New Open Platform Provides Financial Institutions With Lower Cost of Ownership and System Flexibility

Scottsdale - eFunds Corporation (NYSE: EFD), a leading provider of risk management, electronic payments, ATM and global outsourcing solutions, today announced that the company's popular DataNavigator(R) software suite is now available on the Microsoft Windows(R) operating system. Designed for EFT providers including financial institutions, financial services companies, networks and independent service providers, DataNavigator streamlines back office and customer service functions by consolidating all ATM and POS data into one repository, giving customers a single point of control via a graphical user interface (GUI) or Web browser for all payment transaction data.

"eFunds is committed to helping customers control expenses associated with customer service and back office functions," said Michael Feliciano, senior vice president and division executive, electronic payment solutions at eFunds Corporation. "The added flexibility of offering our DataNavigator software on the Windows platform lets EFT providers using the operating system benefit from real-time data management while minimizing expenses.

" With new business challenges emerging at an ever-growing rate, EFT providers must look for solutions that let them manage system growth and dependencies, consolidate data, reduce internal costs and improve overall customer satisfaction. The DataNavigator software solution helps providers overcome these hurdles, recognize greater efficiencies, improve customer service, thus resulting in higher revenues. Key DataNavigator software features include:

- Transaction Research: Allows for real time information gathering for improved customer service by building queries that can be simple or complex, depending on your business needs.

- Exception Management Services: Simplifies the full exception handling lifecycle for pinned and signature transactions. Powerful rules editor that maintains network and customized rules and reduces compliance implementation.

- Device Services: Provides instant access to key information pertaining to the status and history of devices, as well as information on device cash balances, verification of envelope deposit transactions and ATM balancing.

-Financial Settlement: Online application for funds movement and totaling at any time. Totals can be obtained at multiple levels and final net settlement positions are available within minutes after the end of a business day. eFunds' DataNavigator software is used by more than 2000 financial institutions worldwide.

About eFunds

eFunds Corporation (NYSE: EFD) is an industry leader with nearly 30 years of experience and expertise in global payments. eFunds provides a range of electronic transaction software and processing, ATM solutions, risk management, professional and outsourcing services to financial institutions, electronic funds transfer networks, government agencies and retailers around the world.

Committed to providing excellent customer service and award-winning products, eFunds enables its clients to reduce transaction and infrastructure costs, detect potential fraud and enhance relationships with their customers. eFunds is one of the largest third-party processors of electronic funds transfers (EFT), is the largest non-bank deployer of ATMs in North America, and is the provider of the world's largest debit database. www.eFunds.com.

Statements made in this release concerning the Company's or management's intentions, expectations, or predictions about future results or events are "forward-looking statements'' within the meaning of the Private Securities Litigation Reform Act of 1995. Such statements are necessarily subject to risks and uncertainties that could cause actual results to vary from stated expectations, and such variations could be material and adverse. Factors that could result in such a variation include, but are not limited to, the inherent unreliability of earnings and revenue growth predictions due to numerous factors, including many beyond the Company's control, potential difficulties, delays and unanticipated expenses inherent in the development and marketing of new products and services, competitive factors, and the numerous risks and potential additional costs, disruptions and delays associated with the establishment of new business initiatives. Additional information concerning these and other factors that could cause actual results to differ materially from the Company's current expectations is contained in the Company's Quarterly Report on Form 10-Q for the period ending March 31, 2004.

eFunds Corporation eFunds Corporation Gainey Center II, Suite 300 8501 North Scottsdale Road Scottsdale, AZ 85253 For additional information: Thom Brodeur Brodeur Worldwide +1 (602) 808-1165 tbrodeur@brodeur.com