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Nozomi Networks pros and cons

Vendor: Nozomi

4.3 out of 5

25 reviews
100% willing to recommend

Pros & Cons summary

Nozomi Networks offers robust AI-based detection and intrusion detection capabilities, effectively supporting OT-oriented protocols like OPC UA, DNP3, Modbus, and Siemens S7. Their security features are highly valuable, with enhanced visibility in OT and IoT environments aiding asset management. Network visualization improves security operations. Nevertheless, they face challenges with complicated query syntax, downtime issues, the need for an integration library, pricing, and enhanceable AI, impacting certain implementations.

Buyer's Guide

Get pricing advice, tips, use cases and valuable features from real users of this product.

Prominent pros & cons

PROS

Nozomi Networks offers robust AI-based detection and intrusion detection capabilities.

It supports OT-oriented protocols like OPC UA, DNP3, Modbus, and Siemens S7 effectively.

The security features of Nozomi Networks stand out as highly valuable.

Network visualization positively impacts security operations and provides good traffic flow visibility.

Nozomi Networks enhances visibility in OT and IoT environments, benefiting organizations in asset management.

CONS

They have faced downtimes, crashes, or performance issues with certain implementations.

The query syntax is very complicated, making it difficult to get desired results.

There is a need for an integration library.

Pricing should be improved.

The AI, known as IQ, could be further enhanced.

Nozomi Networks Pros review quotes

Senior Team Member In Engineering And Cybersecurity at Mindsprint

Apr 2, 2026

I believe it is the best.

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OT Cybersecurity SME at TUV Rhineland ,Oman

Jun 24, 2026

Nozomi Networks has positively impacted our organization since we are in the asset owner environment.

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Director and Leadership at CyberX Africa

Jun 30, 2026

Nozomi Networks has really offered a stellar performance within the organization and there is not any specific part that needs improvement for now.

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Nozomi Networks

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Learn what your peers think about Nozomi Networks. Get advice and tips from experienced pros sharing their opinions. Updated: July 2026.

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Network- & Security Architect | CPS | Cybersecurity - Blue Teamer at Easi

Jun 30, 2026

Nozomi Networks has positively impacted my organization by allowing me to build a roadmap based on what I see, ultimately leading to a better security posture, which includes knowing what is inside the network and what vulnerabilities exist.

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Sr. Storage And Backup Engineer at a comms service provider with 51-200 employees

May 11, 2026

The best feature of Nozomi Networks is that it has built OT-oriented protocols such as OPC UA, DNP3, Modbus, and Siemens S7, and for these protocols, Nozomi Networks identifies them very perfectly.

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TM

Co Founder & Chief Executive Officer at UTTM Advanced Technologies

Jul 2, 2026

Nozomi Networks has impacted our organization positively as we have gained trust from customers in terms of the technology results and everything that the technology brings.

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reviewer2867280

Ot cybersecurity consultant at a comms service provider with 501-1,000 employees

Jul 1, 2026

Nozomi Networks has impacted my organization positively because we have experience with a few other vendors, and their configuration, reliability, and even threat identification are significantly lower than Nozomi Networks capabilities.

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Gustavo Miretki

Cybersecurity Analyst at Volkswagen Do Brasil Indústria De Veículos Automotores Ltda.

Jul 4, 2026

Nozomi Networks has positively impacted my organization by providing observability of the environment and the assets in the OT environment of the shop floor.

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Cyber Security Consultant at a tech consulting company with 51-200 employees

Jun 27, 2026

The return on investment from Nozomi Networks is substantial, particularly concerning time saved.

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reviewer2803332

Country Sales Manager at a computer software company with 51-200 employees

Feb 17, 2026

Nozomi Networks has the best AI-based detection and intrusion detection solution, as it is very robust, easy to deploy, and easy to use with a very user-friendly GUI and good support in terms of product and after-sales support.

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Nozomi Networks Cons review quotes

Senior Team Member In Engineering And Cybersecurity at Mindsprint

Apr 2, 2026

On the negative side, I believe their AI, which is IQ, could be more improved.

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OT Cybersecurity SME at TUV Rhineland ,Oman

Jun 24, 2026

I see challenges with Nozomi Networks mainly as a detection or visibility tool, but it does not actively block traffic by design for safety reasons.

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Director and Leadership at CyberX Africa

Jun 30, 2026

The pricing was quite high based on the end customer's perspective.

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Nozomi Networks

Free Report: Nozomi Networks Reviews and More

Learn what your peers think about Nozomi Networks. Get advice and tips from experienced pros sharing their opinions. Updated: July 2026.

907,372 professionals have used our research since 2012.

Network- & Security Architect | CPS | Cybersecurity - Blue Teamer at Easi

Jun 30, 2026

To improve Nozomi Networks, I believe that it is less useful without Vantage if I have a multi-site setup.

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Sr. Storage And Backup Engineer at a comms service provider with 51-200 employees

May 11, 2026

Regarding the functionality of Nozomi Networks, the query syntax is very complicated. The syntax of the queries is very complex, so sometimes you will not get what you want.

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TM

Co Founder & Chief Executive Officer at UTTM Advanced Technologies

Jul 2, 2026

Nozomi Networks can be improved by integrating with other technologies so that teams look at a single dashboard when it comes to security issues.

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reviewer2867280

Ot cybersecurity consultant at a comms service provider with 501-1,000 employees

Jul 1, 2026

I would add that the documentation is lacking some information, so you need to ask customer support for it, but you cannot have everything.

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Gustavo Miretki

Cybersecurity Analyst at Volkswagen Do Brasil Indústria De Veículos Automotores Ltda.

Jul 4, 2026

I think Nozomi Networks can be improved by enhancing the size of the boxes and the performance for collecting logs, and of course, the price.

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Cyber Security Consultant at a tech consulting company with 51-200 employees

Jun 27, 2026

In terms of improvements for Nozomi Networks, I believe clients have mentioned experiencing alert fatigue due to the high volume of notifications once they install the system in a previously unmonitored OT environment.

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reviewer2803332

Country Sales Manager at a computer software company with 51-200 employees

Feb 17, 2026

We have faced downtimes, crashes, or performance issues with certain implementations.

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Show 10 more reviews (out of 21)

Product Categories

Product Categories

Operational Technology (OT) Security

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Product Categories

Product Categories

Operational Technology (OT) Security

Popular Comparisons

Popular Comparisons

Idira Privileged Access Manager vs Nozomi Networks

Claroty Platform vs Nozomi Networks

Forescout Platform vs Nozomi Networks

Barracuda CloudGen Firewall vs Nozomi Networks

Armis vs Nozomi Networks

Dragos vs Nozomi Networks

Microsoft Defender for IoT vs Nozomi Networks

Tenable OT Security vs Nozomi Networks

TXOne Security Inspection vs Nozomi Networks

Honeywell Forge vs Nozomi Networks

Palo Alto Networks IoT Security vs Nozomi Networks

OPSWAT MetaDefender OT Security vs Nozomi Networks

Armis Centrix for OT/IoT Security vs Nozomi Networks

Fortinet OT Security Platform vs Nozomi Networks

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