Insession Technologies and ESQ Business Services Form Marketing and Distribution Alliance.

Business Editors & Technology Writers

OMAHA, Neb. & SAN FRANCISCO--(BUSINESS WIRE)--Jan. 22, 2001

Insession to Market ESQ's OpenNET/AO

Automation and Monitoring Software

Insession Technologies (Nasdaq:TSAI), a leading provider of e-business technologies

for business critical operations, and ESQ Business Services, a pioneering provider of automation for the Himalaya platform and leading provider of management and monitoring solutions, announce the signing of a worldwide, exclusive strategic marketing agreement for the distribution of ESQ's new OpenNET/AO(TM) product.

OpenNET/AO is a solution for operations automation and monitoring designed specifically for the Compaq NonStop Himalaya platform. It provides proactive monitoring and automation capabilities that enable NonStop users to detect and resolve problems before they impact business critical operations and customer service.

The agreement also gives Insession the ability to market additional software in the OpenNET(TM) product portfolio.

"Insession is dedicated to providing the software tools needed to manage e-business," said Rick Ainsworth, vice president of Insession Technologies. "The OpenNET family complements our existing suite of products and services with easy- to-use, flexible software that will help organizations around the world operate and manage their NonStop systems."

"Insession has an extensive distribution network and solid reputation as a provider of the best of technology for the industry," said Joe Haggarty, president of ESQ. "Bringing these two brands together is a natural and strategic fit. Through this partnership, both companies can leverage their expertise and infrastructure. We are very pleased to have added further strength to our marketing model with this alliance."

About Insession Technologies

Insession Technologies, a division of Transaction Systems Architects, Inc. (Nasdaq:TSAI), provides business software and services that facilitate communication, data movement, transaction processing, workflow and systems monitoring across heterogeneous computing systems and the Internet. Utilizing Insession's three product suites--ITware, Processware and Solutionware--businesses are able to successfully deploy e-Business technologies to optimize business-critical operations throughout the enterprise. Since 1991, our solutions have been in use by more than 380 customers in 43 countries worldwide. Our customers represent such industries as transportation, telecommunications, banking, securities, other financial services, pharmaceuticals, retail and health care.

About ESQ Business Services

ESQ, based in San Francisco, CA, is the recognized leader in automation for the Compaq NonStop Himalaya market. It develops and markets software products and services designed to monitor, automate and integrate NonStop Himalaya operations to the Enterprise Management Platforms. A large number of Fortune 500 companies around the world are users of ESQ's products and services.

Any statements in this press release regarding projected results are preliminary and "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. In addition, this press release may contain other forward-looking statements including statements regarding Transaction Systems Architects, Inc.'s ("TSA"), its subsidiaries or third parties' expectations, predictions, views, opportunities, plans, strategies, beliefs, and statements of similar effect. The forwarding-looking statements in this press release are subject to a variety of risks and uncertainties. Actual results could differ materially. Factors that could cause actual results to differ include but are not limited to the following.

The success of TSA, or any of its subsidiaries, entering into a new distribution arrangement depends on numerous factors including the acceptance of the distributed products by TSA's existing customer base and integration of the products into TSA's marketing efforts, the quality of the products as perceived after use by TSA's customers, and the degree of competition from competitive products

TSA is subject to risks of conducting international operations including: difficulties in staffing and management, reliance on independent distributors, fluctuations in foreign currency exchange rates, compliance with foreign regulatory requirements, variability of foreign economic conditions, and changing restrictions imposed by U.S. export laws.

Fluctuations in quarterly operating results may result in volatility in TSA's stock price. No assurance can be given that operating results will not vary. TSA's stock price may also be volatile, in part due to external factors such as announcements by third parties or competitors, inherent volatility in the high-technology sector and changing market conditions in the industry.

For a detailed discussion of these and other risk factors, interested parties should review TSA's filings with the Securities and Exchange Commission, including Exhibit 99.01 to TSA's Annual Report on Form 10-K for the fiscal year ended September 30, 2000.