TIPPINGPOINT CHIEF TECHNOLOGY AND STRATEGY OFFICER TO PARTICIPATE IN SECURITY PANEL AT THE NETWORLD + INTEROP CONFERENCE

AUSTIN, Texas April 24, 2003 TippingPoint Technologies, Inc. (NASDAQ: TPTI), the leaders in high-speed intrusion prevention, today announced that Marc Willebeek-LeMair, TippingPoint's chief technology and strategy officer, will participate in a panel on innovative, new security technologies at the 2003 Networld +Interop (N+I) conference to be held in Las Vegas April 27 through May 3.

The panel, "Evidence of Innovation at Work: Advanced Weaponry for Securing Internets" will be held from 3:15 p.m. to 4:45 p.m. on Wednesday, April 30. Anne Saita, senior editor of Information Security Magazine's West Coast bureau, will be moderating the panel, which will focus on innovative solutions to security problems. "We selected the five most innovative technologies that will transform security as we know it, and chose one speaker from each area," said Saita. "Marc Willebeek-LeMair is the panel expert on intrusion prevention systems and will discuss the technology that enables attack prevention."

CTOs from five companies will share new approaches to preventing cyber threats, managing security information, containing Web service vulnerabilities, providing secure mobility solutions, centralizing security policy administration and enforcement, and demonstrably improving authentication for applications. Participants include representatives from WaveSet Technologies, Eruces, Inc., Rainbow Technologies, eSecurity Inc. and Bluesocket.

Willebeek-LeMair is an expert on network systems and security, speaking frequently on the topic of security specific processors on an international basis. He spent 10 years at the T.J. Watson Research Center of IBM where he was responsible for the exploration of intelligent infrastructure technologies, as well as streaming audio and video applications. Willebeek-LeMair's extensive background includes research in distributed computing, high speed networking technologies, network caching, personalization and transcoding proxies, network processors and management systems. Having received his doctorate in electrical engineering from Cornell University, he has over 10 patents and has published more than 50 articles.

NetWorld+Interop is a Key3Media event focusing on wireless, network storage and security. For more information on NetWorld + Interop, visit www.interop.com.

About TippingPoint Technologies
TippingPoint Technologies is the leading provider of network-based intrusion prevention systems that deliver in-depth protection and attack eradication for corporate enterprises, government agencies, service providers, and academic institutions. This innovative approach offers customers an effective network-based security solution with unrivaled economics, ultra-high performance, scalability and reliability. TippingPoint is based in Austin, Texas and can be contacted through its Web site at www.tippingpoint.com or by telephone at 1-88UNITYONE.

TippingPoint Technologies, the TippingPoint logo, UnityOne, the UnityOne logo and Digital Vaccine are registered trademarks of TippingPoint Technologies, Inc.

TippingPoint Forward-looking Statements
This announcement contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. These forward-looking statements are subject to significant risks and uncertainties. Although TippingPoint believes that the expectations reflected in its forward-looking statements are reasonable, TippingPoint can give no assurance that such expectations or any of its forward-looking statements will prove to be correct, and future results may differ from those discussed in this press release. Important information regarding the factors that may affect TippingPoint's future performance is included in its public reports that it files with the Securities and Exchange Commission. TippingPoint disclaims any intention or obligation to revise any forward-looking statements whether as a result of new information, future event, change in expectations, conditions or circumstances, or otherwise. Readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date hereof. The inclusion of any statement in this release does not constitute an admission by TippingPoint or any other person that the events or circumstances described in such statement are material.

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