NFR And Telenisus Sign Agreement.

Business Editors/Hi-Tech Writers

ROCKVILLE, Md.--(BUSINESS WIRE)--July 18, 2000

Network Flight Recorder(R) (NFR)(Bloomberg Ticker: 9022Z EQUITY), a technology leader in intrusion detection and network monitoring, today announced it had entered into an agreement with Telenisus under the terms of which Telenisus will offer a Managed Intrusion Detection Service based on NFR's intrusion detection products.

On July 6, Telenisus formally announced new Managed Intrusion Detection and Managed Authentication Services as an expansion of its base of security offerings to help businesses safeguard information and networks. "Telenisus' new authentication and intrusion detection services provide customers with both peace of mind and peace of wallet, especially when you consider the tremendous financial losses businesses can incur from unwanted access to their systems," said Chris Fulton, director of product management at Telenisus.

Jack Reis, NFR's Chief Executive Officer, stated, "This is a great relationship for NFR. Telenisus is dedicated to the new ESP (e-business service provider) market and is determined to protect its customer's information and networks from intruders. NFR is dedicated to establishing a dominant market position as a supplier of best of breed, mission critical software products for network monitoring and intrusion detection. As a result, the relationship is ideal.

Telenisus, a first mover in the new ESP market, offers secure and reliable managed Internet Services - firewall/security, virtual private networks (VPNs), Web/application hosting, and e-commerce - that enable businesses to profit from the digital economy. Telenisus (www.telenisus.com) ensures security and reliability via its "built for business" infrastructure, from which it develops, integrates, monitors and manages its customers' entire e-business services. The privately held company, founded in June 1999, is headquartered in Rolling Meadows, IL, a suburb of Chicago.

NFR is a leading developer of intrusion detection, network traffic, and network analysis tools. The flexibility of the NFR software provides effective local and distributed misuse detection solutions for small, medium, and large environments. NFR's highly customizable technology is deployed at thousands of sites worldwide, including Fortune 500 firms, financial institutions, government, military and intelligence agencies. The Company offers its products through a worldwide network of resellers and solution providers. NFR news and company information can be found on The Bloomberg under the ticker symbol: 9022Z EQUITY and on the World Wide Web at http://www.nfr.net.

Network Flight Recorder, NFR and the striped NFR logo are registered trademarks of Network Flight Recorder, Inc. Other products, services, and company names mentioned herein may be trademarks of their respective owners.