ACI Worldwide and Wyle Systems Partner to Provide Complete Software and Hardware Solutions.

OMAHA, Neb.--(BUSINESS WIRE)--May 19, 1999--

ACI Worldwide (Nasdaq: TSAI), a leading international provider of EFT processing applications, and Wyle Systems, a leading international provider of computer systems and value-added services, announce a partnership to jointly provide software and hardware solutions to financial institutions, retailers and other industries.

"We're teaming with Wyle Systems to augment our marketing reach into areas where there is growth opportunity for our product suite," said Ed Mangold, senior vice president of ACI Worldwide. "Together we can provide a complete business solution, making the technology acquisition process more efficient for customers and prospects."

Together, the ACI/Wyle Systems alliance provides an integrated team able to provide both software and hardware seamlessly. Customers and prospects can utilize either ACI or Wyle Systems to address their needs and the two companies will work together to handle the request.

"Our partnership provides an integrated approach to serving existing customers in addition to providing both companies with an excellent opportunity to expand into new markets," stated David Miller, vice president of Sales for Wyle Systems. "Working with ACI, we have the ability to bring innovative payment and information systems to a growing number of industries. Increased customer satisfaction should be a natural result of the close partnership of our two companies."

ACI's portfolio of EFT software products operates on a variety of platforms including Compaq NonStop(R) Himalaya, an assortment of UNIX-based servers and Windows(R) NT. Wyle Systems distributes a variety of hardware platforms, and as a Compaq Enterprise Partner, offers a complete line of Compaq products and services.

"Wyle Systems and ACI bring in-depth experience and expertise in delivering Compaq enterprise products and NonStop solutions to meet the growing needs of financial services and retail customers," said Ray Villareal, vice president of North America Enterprise Computing, Compaq Computer Corporation. "Today's partnership leverages the combined strengths and sales reach of both companies, and complements Compaq's customer choice model by enabling additional purchasing ease, and flexibility for customers."

About Wyle Systems

Wyle Systems, a member of VEBA Electronics Inc., is a leading international provider of computer systems and value-added services. Its knowledgeable sales representatives and system engineers provide custom solutions for any computing environment from a network of 35 sales locations across the United States. Wyle Systems focuses on finding the best application solutions and services for our customers worldwide.

Wyle Systems' headquarters are located at 165 Technology, Irvine, CA 92618. Phone: [phone]. For more information visit the Wyle Systems website at http://www.wylesystems.com.

About ACI Worldwide

ACI Worldwide (Nasdaq: TSAI) is helping customers change the way the world works with software products developed for consumer banking, corporate banking, retail and system solutions. The company maintains operations in the Americas, Europe/Middle East/Africa and Asia/Pacific and is a leading international provider of software for electronic commerce and electronic payments. ACI Worldwide distributed solutions are used by more than 2,100 customers in 75 countries. Visit ACI Worldwide on the Internet at www.aciworldwide.com.