Harrah's Selects TIBCO for Business Integration Platform

TIBCO to Assist Leading Gaming Company With Business Integration

PALO ALTO, Calif. and LAS VEGAS, Sept. 26, 2002 --TIBCO Software Inc. (NASDAQ: TIBX) announced today that Harrah's Entertainment, Inc. (NYSE: HET) has chosen TIBCO's technology as its Enterprise Business Integration Platform.

"Harrah's Entertainment is excited to select TIBCO as a new strategic partner that will provide a key technology ingredient in our next generation business integration strategy," said Harrah's Entertainment Vice President of Information Technology Tim Stanley. "With TIBCO's software, we expect to further extend our CRM leadership capabilities by enabling a real-time, active enterprise."

Initially, TIBCO's software will be deployed as part of a project that enables new customers of Total Rewards, Harrah's nationwide player-card program, to be recognized in near real-time at every one of the casino-entertainment company's 26 properties, according to Stanley.

"In addition, Harrah's will leverage the powerful combination of TIBCO's proven messaging platform, Business Process Management (BPM) tools, and eBusiness Portal and Web Services technology for its next generation enterprise-wide information architecture," Stanley said. "Using TIBCO's suite of tools, we are actively upgrading our ability to get, move and use information in real-time, adding value to customers, management and shareholders every step of the way."

"TIBCO is proud to have been selected by Harrah's as a strategic partner. Harrah's is recognized as a leader in the gaming industry and for its effective use of technology across its business -- including its award-winning Total Rewards loyalty program," said Vivek Ranadive, CEO of TIBCO Software Inc. "Recent examples of Harrah's leadership in the technology arena are evidenced by the CIO 100 and Enterprise Value Awards, as well as awards from Forbes, Computerworld, InformationWeek, and the Data Warehousing Institute. We believe Harrah's, its customers and employees can derive new value from TIBCO's technology and our strategic partnership that will bring even greater business accomplishments in the future."

About TIBCO Software Inc.

TIBCO Software Inc., a pioneer in business integration software, offers solutions for many industries and operates around the world. Today, TIBCO is the leading company specializing solely in business integration software. TIBCO's innovative technology enables its more than 1,800 customers to unlock the power of their people, systems and processes. Headquartered in Palo Alto, California, TIBCO can be reached at 650-846-1000 or on the web at http://www.tibco.com/ .

About Harrah's Entertainment

Founded 65 years ago, Harrah's Entertainment, Inc. operates 26 casinos in the United States, primarily under the Harrah's brand name. Harrah's Entertainment is focused on building loyalty and value with its target customers through a unique combination of great service, excellent products, unsurpassed distribution, operational excellence and technology leadership. Additional information about Harrah's Entertainment is available at http://www.harrahs.com/ .

NOTE: TIBCO, the TIBCO logo, The Power of Now, and TIBCO Software are trademarks or registered trademarks of TIBCO Software Inc. in the United States and/or other countries. All other product and company names and marks mentioned in this document are the property of their respective owners and are mentioned for identification purposes only.

Legal Notice Regarding Forward-Looking Statements: This release contains forward-looking statements regarding TIBCO's business, customers, markets served or other factors including the ability of products to meet customers' expectations, needs, or perform as described that may affect future earnings or financial results. Our actual results could differ materially from such forward-looking statements. Reasons for why actual results could differ materially include if the products are unable to successfully meet customers' expectations, needs, or perform as described. Additional information concerning factors that could cause our actual results to differ materially from those contained in the forward-looking statements can be found in TIBCO Software's filings with the Securities and Exchange Commission ("SEC"), including but not limited to its most recent reports on Forms 10-Q and 10-K filed with the SEC on July 5, 2002 and April 2, 2002, respectively, which identify important risk factors that could cause actual results to differ from those contained in the forward-looking statements including limited independent operating history, history of losses, unpredictability of future revenue, dependence on a limited number of customers, relationship with Reuters Group PLC, rapid technological and market changes, risks associated with infrastructure software and volatility of stock price. Copies of filings made with the SEC are available through the SEC's electronic data gather analysis and retrieval system (EDGAR) at http://www.sec.gov/ . TIBCO assumes no obligation to update the forward-looking statements included in this document.

CONTACT: Kris Bondi of TIBCO Software Inc., +1-650-846-5109, or
kbondi@tibco.com ; or Gary Thompson of Harrah's Entertainment, Inc.,
+1-702-407-6529, or gthompson@harrahs.com

Web site: http://www.harrahs.com/

Web site: http://www.tibco.com/