Intrusion Inc. (NASDAQ: INTZ) is a cybersecurity company that sells network threat detection and blocking solutions to customers by drawing on a proprietary threat intelligence database covering over 8.5 billion IP addresses. Revenue comes from software and solution licenses built around the INTRUSION Shield product family and the TraceCop and Savant platforms. The company is headquartered in Plano, Texas, was organized in Texas in September 1983, and reincorporated in Delaware in October 1995. As of December 31, 2025, Intrusion held $3.6 million in cash and equivalents, and the 10-K filed March 25, 2026 disclosed substantial doubt about its ability to continue as a going concern. Anthony Scott serves as President and CEO, and Kimberly Pinson serves as CFO. As of March 24, 2026, there were 20,369,066 shares of common stock outstanding, with approximately 55 holders of record.

Revenue model

Intrusion generates revenue through software and solution license agreements for its INTRUSION Shield product line (Shield On-Premise, Shield Cloud, Shield Endpoint) and its TraceCop IP intelligence platform. The company also uses at-the-market equity offerings to fund operations, including an ATM agreement with H.C. Wainwright & Co. for up to $50.0 million in common stock as of June 2025.

Products and services

INTRUSION Shield On-Premise: hardware-based network protection deployed behind a firewall in a data center. Shield Cloud: protective gateway for IaaS, PaaS, SaaS, and serverless resources in public cloud environments, launched September 2022. Shield Endpoint: Zero Trust network protection for remote workers, mobile, and cloud devices, launched September 2022. INTRUSION TraceCop: IP intelligence database covering over 8.5 billion IP addresses with reputation data on known good and known bad active addresses (both IPv4 and IPv6), described in the 10-K filed March 25, 2026 as one of the largest existing repositories of its kind. INTRUSION Savant is also a registered trademark of the company.

Customers and end markets

The filing does not disclose specific customer names, customer counts, or revenue concentration data. End markets are not broken out by segment in the excerpts provided.

Value-chain role

Intrusion operates as a cybersecurity software and solutions vendor, building proprietary threat intelligence databases accumulated over 25 or more years and licensing access through network security products. The company enters into non-disclosure agreements with suppliers, resellers, and certain customers, indicating a channel that includes resellers alongside direct sales.

Geographic exposure

The filing identifies the principal executive offices as Plano, Texas. No geographic revenue breakdown is provided in the excerpts.

Source: SEC 10-K, filed 2026-03-25

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