Press Release


TSA will present at the Stephens 2006 Financial Services Technology Field Trip

September 18, 2006
TSA will present at the Stephens 2006 Financial Services Technology Field Trip

TSA will present at the Stephens 2006 Financial Services Technology Field Trip

The presentation slides will be available on our web site and the presentation will be web cast by Wall Street Webcasting at 10:30 a.m. EDT.  Interested persons may access a real-time broadcast at http://wsw.com/webcast/stph5/tsai/.  Following the conference an archived webcast replay will be available at www.tsainc.com/investors.

Notes to editors

About Transaction Systems Architects, Inc.
The Company’s software facilitates electronic payments by providing consumers and companies access to their money.  Its products are used to process transactions involving credit cards, debit cards, secure electronic commerce, mobile commerce, smart cards, secure electronic document delivery and payment, checks, high-value money transfers, bulk payment clearing and settlement, and enterprise e-infrastructure.  The Company’s solutions are used on more than 1,980 product systems in 83 countries on six continents.

Investor Contacts

John Kraft, Head of Strategy & Finance
Email: john.kraft@aciworldwide.com

Global Headquarters:
ACI Worldwide
2811 Ponce de Leon Blvd, PH1
Coral Gables, FL 33134