# Gambit KnightGuard for OT & Critical Infra vs TXOne Portable Inspector: side-by-side comparison (2026) [Gambit KnightGuard for OT & Critical Infra](https://cybersectools.com/tools/gambit-knightguard-for-ot-and-critical-infra) is a commercial [industrial control system security](https://cybersectools.com/categories/ics-security) solution by [Gambit Cyber](https://cybersectools.com/companies/gambit-cyber). [TXOne Portable Inspector](https://cybersectools.com/tools/txone-portable-inspector) is a commercial [industrial control system security](https://cybersectools.com/categories/ics-security) solution by [TXOne Networks](https://cybersectools.com/companies/txone-networks). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Gambit KnightGuard for OT & Critical Infra | TXOne Portable Inspector | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Industrial Control System Security | Industrial Control System Security | | Verified | No | No | | Deployment type | Hybrid | On-Premises | | Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise | | Company | Gambit Cyber | TXOne Networks | | Headquarters | – | – | ### Use cases and capabilities | | Gambit KnightGuard for OT & Critical Infra | TXOne Portable Inspector | |---|---|---| | SCADA | Yes | – | | Critical Infrastructure | Yes | – | | Blue Team | Yes | – | | USB Security | – | Yes | ### Core features **Gambit KnightGuard for OT & Critical Infra** 6 features listed. Sign in on the page to see them. **TXOne Portable Inspector** 10 features listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Gambit KnightGuard for OT & Critical Infra](https://cybersectools.com/tools/gambit-knightguard-for-ot-and-critical-infra) fits if you need both cloud and on-premises options. - [TXOne Portable Inspector](https://cybersectools.com/tools/txone-portable-inspector) fits if you need to run it on your own servers. ## Gambit KnightGuard for OT & Critical Infra vs TXOne Portable Inspector FAQ Common questions when comparing Gambit KnightGuard for OT & Critical Infra vs TXOne Portable Inspector for industrial control system security. ### What is the difference between Gambit KnightGuard for OT & Critical Infra and TXOne Portable Inspector? **Gambit KnightGuard for OT & Critical Infra**: OT & critical infrastructure protection platform for threat-informed defense. Built by Gambit Cyber. **TXOne Portable Inspector**: USB-based malware scanner for air-gapped OT/ICS devices without installation. Built by TXOne Networks. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Gambit KnightGuard for OT & Critical Infra and TXOne Portable Inspector? **Gambit KnightGuard for OT & Critical Infra** is made by Gambit Cyber. **TXOne Portable Inspector** is made by TXOne Networks. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Gambit KnightGuard for OT & Critical Infra a good alternative to TXOne Portable Inspector? Often, yes. Gambit KnightGuard for OT & Critical Infra and TXOne Portable Inspector are both Industrial Control System Security products. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Gambit KnightGuard for OT & Critical Infra vs Rhebo OT Security](https://cybersectools.com/compare/gambit-knightguard-for-ot-and-critical-infra-vs-rhebo-ot-security) - [Gambit KnightGuard for OT & Critical Infra vs FlintX OT Security Platform](https://cybersectools.com/compare/flintx-ot-security-platform-vs-gambit-knightguard-for-ot-and-critical-infra) - [Gambit KnightGuard for OT & Critical Infra vs Seckiot Explore & Citadelle](https://cybersectools.com/compare/gambit-knightguard-for-ot-and-critical-infra-vs-seckiot-explore-and-citadelle) - [TXOne Portable Inspector vs Rhebo OT Security](https://cybersectools.com/compare/rhebo-ot-security-vs-txone-portable-inspector) - [TXOne Portable Inspector vs FlintX OT Security Platform](https://cybersectools.com/compare/flintx-ot-security-platform-vs-txone-portable-inspector) - [TXOne Portable Inspector vs Seckiot Explore & Citadelle](https://cybersectools.com/compare/seckiot-explore-and-citadelle-vs-txone-portable-inspector) ## Alternatives to each - [See all Gambit KnightGuard for OT & Critical Infra alternatives](https://cybersectools.com/alternatives/gambit-knightguard-for-ot-and-critical-infra) - [See all TXOne Portable Inspector alternatives](https://cybersectools.com/alternatives/txone-portable-inspector) --- Source: https://cybersectools.com/compare/gambit-knightguard-for-ot-and-critical-infra-vs-txone-portable-inspector For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/gambit-knightguard-for-ot-and-critical-infra.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Gambit KnightGuard for OT & Critical Infra and TXOne Portable Inspector: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md