St.George Bank of Australia Chooses Carreker's EnAct Solution for Integrated Sales and Service.

Business Editors

DALLAS--(BUSINESS WIRE)--March 17, 2003

Bank Seeks to Enhance Customer Service and Enable Unified,

Enterprise-wide Sales Approach

Carreker Corporation (Nasdaq:CANIE), a leading provider of technology and consulting solutions for the financial industry, today announced that St.George Bank Ltd (ASX:SGB) in Australia has purchased Carreker's EnAct(TM) solution. EnAct is being implemented as the core foundation of St.George's Integrated Sales and Service initiative for building a customer-centric, value-based sales culture across all the bank's delivery channels.

According to Andrew Thorburn, group executive of the Personal Customers division at St.George, "The synergy of Carreker's EnAct methodology has allowed us to implement a well-defined, unified sales and service approach aimed directly at achieving our fundamental business objectives. Our business model places the customer at the center of everything we do, and EnAct enables us to strengthen our customer relationships and fully meet each customer's finance and wealth management needs, positioning St.George as a premier financial partner."

"St.George's deep-rooted orientation toward community and customer service provides significant opportunity for long-term growth," said Keith Von Seggern, managing principal of Carreker's EnAct group. "EnAct allows St.George to capitalize on this opportunity by instilling a strong sales culture that is customer-focused."

Added Mark Renfro, senior principal at Carreker, "With EnAct, the bank plans to improve the execution and performance of its sales process and marketing plans so that their interactions with customers yield maximum benefit."

J.D. (Denny) Carreker, chairman and chief executive officer of Carreker, said, "By deploying EnAct across the enterprise, St.George is demonstrating that customer-centric, integrated sales and service can help banks improve the overall effectiveness of their customer initiatives and increase their revenue generating capabilities to achieve top-line growth."

Carreker's EnAct solution helps banks better understand and meet the needs of their customers and maximize the value that both the customer and the bank derive from the relationship. The solution consists of web-based enterprise software, executive consulting, central marketing consulting, skills training, and front-line methodology.

EnAct users, financial institutions of all sizes around the world, have cited substantial gains in metrics that reflect improvements in service levels, customer satisfaction, and overall customer value, as a result of Carreker's customer-driven EnAct solution.

About St.George Bank Ltd

St.George, Australia's fifth largest bank, continues to offer Australians a customer-focused banking alternative by differentiating itself from the four major banks in terms of quality service and value offered. St.George occupies a unique niche in the Australian financial services industry between the four major competitors and a number of smaller regional banks. St.George's close relationship with its customers, reflected in its consistently high levels of customer satisfaction when compared to the major banks, distinguishes St.George from its competitors. The St.George Group employs over 7,400 staff Australia wide and has four key business divisions: Personal Customers, Wealth Management, Institutional and Business Banking (IBB), and BankSA, South Australia's foremost provider of housing and personal finance and rural banking services. For more information, visit www.stgeorge.com.au.

About Carreker Corporation

Carreker Corporation improves earnings for financial institutions around the world. The Company's integrated consulting and software solutions are designed to increase clients' revenues and reduce their expenses, while improving security and increasing the value of their customer relationships. Carreker provides products and services to more than 250 clients in the United States, Canada, the United Kingdom, Ireland, continental Europe, Australia, New Zealand, and South Africa. Clients include the full range of community, regional and large banks, among them more than 75 of the largest 100 banks in the United States. Headquartered in Dallas, Texas since 1978, Carreker Corporation also has offices located around the world including London, Toronto, and Sydney. For more information, visit www.carreker.com. Additional information about Carreker's EnAct solution, can be found at www.carreker.com/main/solutions/EnAct/enact_ove1.html.

Forward Looking Statement

Except for historical information, the statements in this release, including statements regarding the Company's restatement of its financial statements, the timing of its SEC filings and the Company's continued listing on Nasdaq, are forward-looking statements within the meaning of the federal securities laws. These statements are subject to numerous risks and uncertainties that could cause actual results to differ materially, including but not limited to the risks and uncertainties associated with the restatement (which could include material changes in the Company's financial statements, and volatility in the Company's common stock price) and related litigation, as well as the risks and uncertainties arising out of economic, competitive, governmental and technological factors affecting the Company's operations, markets, services, products and prices. For further information concerning certain of these risks and uncertainties, see under the caption "Business - Risk Factors" in the Company's most recent Form 10-K for the year ended January 31, 2002. We assume no obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise, except as may be required by law.