Intrusion Inc. Applies to Transfer to Nasdaq SmallCap Market

RICHARDSON, Texas–(BUSINESS WIRE)–Nov. 8, 2002–Intrusion Inc. (Nasdaq:INTZ), (“Intrusion”) today announced that it has applied to The Nasdaq Stock Market, Inc. to transfer the listing of its common stock from the Nasdaq National Market to the Nasdaq SmallCap Market. The company’s common stock will continue to be traded under the symbol INTZ. The company expects to receive Nasdaq’s approval decision within the next 2 weeks and will maintain its current National Market status pending the approval of the transfer application. Intrusion Inc. believes that it meets the necessary criteria to have its common stock transferred to the Nasdaq SmallCap Market and expects to continue to have the opportunity to regain compliance for listing on the National Market.

About Intrusion Inc.

Intrusion Inc. is a leading global provider of enterprise security solutions for the information-driven economy. Intrusion’s suite of security products helps businesses protect critical information assets by quickly detecting, analyzing and responding to network- and host-based attacks. The Company’s products include intrusion detection systems, and modular, scalable “Secured by Check Point” VPN security appliances for Check Point Software Technologies’ (Nasdaq:CHKP) market-leading VPN-1/FireWall-1. For more information, please visit www.intrusion.com.

This release, other than historical information, may include forward-looking statements regarding future events. These statements are made under the “safe harbor” provisions of the Private Securities Litigation Reform Act of 1995 and involve risks and uncertainties which could cause actual results to differ materially from those in the forward-looking statements, including but not limited to the following: the potential rejection of our transfer application by Nasdaq, the possible future delisting of our common stock by Nasdaq if we fail to regain and maintain compliance with the minimum bid price or other listing requirements, risks associated with the transfer of our common stock to the Nasdaq SmallCap Market, such as the impairment of the marketability and liquidity of our common stock, the impairment on our ability to raise capital and other risks associated with trading on the SmallCap market, and other risks and uncertainties identified in the Company’s Annual Report on Form 10-K and other Securities and Exchange Commission filings. These filings can be obtained by contacting Intrusion Investor Relations.

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