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Security

N3uron ensures the security of your data across critical infrastructures with a reinforced, end-to-end protection model that spans from plant floor to enterprise systems.

N3uron ensures the security of your data across critical infrastructures with a reinforced, end-to-end protection model that spans from plant floor to enterprise systems.

Secure by Default

N3uron is built with security at its core. Its architecture follows industry-grade protection standards designed for IIoT environments, ensuring your systems are secure from the moment you deploy it.

Shield and lock icon representing N3uron built-in data encryption with TLS for secure industrial communications

Encryption

Secure every connection with trusted encryption for data moving across nodes, services, and user interfaces.

User circle icon representing N3uron built-in authentication with 2FA and LDAP for industrial platform access control

Authentication

Make access safer and easier to govern with strong authentication and granular permissions for every user.

Shield with connected nodes icon representing N3uron built-in network segmentation for OT-IT security isolation

Segmentation

Connect OT, DMZ, and IT securely while keeping networks isolated and limiting exposure.

Shield and lock icon representing N3uron built-in data encryption with TLS for secure industrial communications

Encryption

Secure every connection with trusted encryption for data moving across nodes, services, and user interfaces.

User circle icon representing N3uron built-in authentication with 2FA and LDAP for industrial platform access control

Authentication

Make access safer and easier to govern with strong authentication and granular permissions for every user.

Shield with connected nodes icon representing N3uron built-in network segmentation for OT-IT security isolation

Segmentation

Connect OT, DMZ, and IT securely while keeping networks isolated and limiting exposure.

Encrypted Communications

N3uron is designed for distributed architectures, keeping connectivity simple and protected. 
N3uron Links combine outbound-only communications with the latest TLS encryption and a built-in Store & Forward mechanism, ensuring both data privacy and reliable delivery even during network interruptions. By leveraging trusted standards like MQTT and Sparkplug, N3uron ensures seamless integration with any modern IIoT deployment, while cryptographically secure digital certificates provide robust authentication for all node-to-node interactions.

DMZ-Ready Links

N3uron Links make it easy to securely connect OT and IT through a DMZ. With outbound-only connections from OT and IT, they help keep critical networks segmented, simplify firewall configuration, reduce exposed surface, and enable secure, bidirectional, controlled data exchange.

Architecture diagram showing N3uron DMZ-ready links with three-zone network segmentation connecting OT devices like PLCs, sensors, SCADA and MES through a demilitarized zone to IT systems like ERP, BI, CMMS and AI using outbound-only firewall connections
Architecture diagram showing N3uron DMZ-ready links with three-zone network segmentation connecting OT devices like PLCs, sensors, SCADA and MES through a demilitarized zone to IT systems like ERP, BI, CMMS and AI using outbound-only firewall connections

N3uron Data Diode icon representing secure one-way data transfer from OT to IT networks, providing unidirectional isolation for critical industrial assets

Data Diode One-Way Data Transfer

N3uron enables secure, one-way data transfer from OT to IT using Data Diode technology. Information can flow out, but never back in, providing strong isolation for critical assets.

N3uron Data Diode icon representing secure one-way data transfer from OT to IT networks, providing unidirectional isolation for critical industrial assets

Data Diode One-Way Data Transfer

N3uron enables secure, one-way data transfer from OT to IT using Data Diode technology. Information can flow out, but never back in, providing strong isolation for critical assets.

Supply Chain Security

N3uron is digitally signed to guarantee the authenticity and integrity of the software, helping prevent supply chain attacks.

N3uron digitally signed security badge certifying software authenticity, integrity verification, and a tamper-proof secure supply chain for industrial IoT applications
N3uron digitally signed security badge certifying software authenticity, integrity verification, and a tamper-proof secure supply chain for industrial IoT applications

Supply Chain Security

N3uron is digitally signed to guarantee the authenticity and integrity of the software, helping prevent supply chain attacks.

Secure Remote Access

The N3uron WebUI should remain shielded from the public Internet and restricted to approved corporate access. For remote operations, Fleet Manager provides a simple, secure, and firewall-friendly way to manage N3uron nodes globally, without exposing them to the public Internet or relying on complex VPN setups.

Diagram of a plant floor N3uron node connecting through a firewall via outbound TLS to the Fleet Manager cloud service, enabling remote monitoring on desktop and mobile dashboards

Advanced Identity & Access Protection

Two-Factor Authentication

N3uron supports modern authentication mechanisms to keep access to your system secure and aligned with your corporate security requirements. Users can enable two-factor authentication (2FA) using Time-Based One Time Passwords (TOTP) any standard authenticator app, adding an extra layer of protection beyond passwords.
Icon showing a laptop and mobile device with a shield, labeled 2FA Two-Factor Authentication, representing N3uron multi-factor login security
Icon showing a laptop and mobile device with a shield, labeled 2FA Two-Factor Authentication, representing N3uron multi-factor login security

Two-Factor Authentication

N3uron supports modern authentication mechanisms to keep access to your system secure and aligned with your corporate security requirements. Users can enable two-factor authentication (2FA) using Time-Based One Time Passwords (TOTP) any standard authenticator app, adding an extra layer of protection beyond passwords.
Icon showing a user profile connected to a network of nodes, labeled LDAP Active Directory, representing N3uron centralized directory service integration

Lightweight Directory Access Protocol

N3uron lets you manage users locally or integrate with Active Directory over LDAP, where AD Groups map directly to N3uron roles for consistent, secure access management and proper security hygiene by removing inactive accounts.
Icon showing a user profile connected to a network of nodes, labeled LDAP Active Directory, representing N3uron centralized directory service integration

Lightweight Directory Access Protocol

N3uron lets you manage users locally or integrate with Active Directory over LDAP, where AD Groups map directly to N3uron roles for consistent, secure access management and proper security hygiene by removing inactive accounts.

Role-Based Access Control

N3uron uses a role-based access model that lets you manage permissions in a clear and centralized way. Users can be assigned one or multiple roles, and each role defines the level of access granted across the platform.

Icon showing a user figure surrounded by permission checkmarks and role indicators, labeled RBAC Role-Based Access Control, representing N3uron granular permission management
Icon showing a user figure surrounded by permission checkmarks and role indicators, labeled RBAC Role-Based Access Control, representing N3uron granular permission management

Role-Based Access Control

N3uron uses a role-based access model that lets you manage permissions in a clear and centralized way. Users can be assigned one or multiple roles, and each role defines the level of access granted across the platform.

Logging & Audit Trail

N3uron combines detailed logging with built-in audit trail capabilities to strengthen visibility, traceability, and compliance. Each module includes its own log file, with adjustable retention and log levels, and logs are stored in a plain-text format for easy forwarding to external SIEM tools on Linux and Windows. The Audit Trail module complements this by recording user and system actions, helping teams maintain accountability and accelerate incident investigation.

Screenshot of N3uron WebUI audit trail showing 841 logged entries with timestamps, config changes, tag writes, user actions, and filterable parameters for compliance and incident investigation
Screenshot of N3uron WebUI audit trail showing 841 logged entries with timestamps, config changes, tag writes, user actions, and filterable parameters for compliance and incident investigation

Logging & Audit Trail

N3uron provides detailed logging and auditing capabilities to help you monitor system activity and integrate with your existing security and compliance processes. Each module includes its own log file, with adjustable retention and log levels so you can control how much information is stored. Logs use a plain-text format for easy forwarding to external SIEM tools on both Linux and Windows installations.

Screenshot of N3uron WebUI audit trail showing 841 logged entries with timestamps, config changes, tag writes, user actions, and filterable parameters for compliance and incident investigation

N3uron’s broad protocol support, edge processing capabilities, and robust security model made it the clear choice to serve as the foundation of this company-wide initiative.

Kris Zawada, VP of Data Engineering at CES

N3uron’s broad protocol support, edge processing capabilities, and robust security model made it the clear choice to serve as the foundation of this company-wide initiative.

Kris Zawada,
VP of Data Engineering at CES

Portrait of Kris Zawada from Clean Energy Services, N3uron IIoT platform customer

Security at a Glance

Lock icon representing N3uron TLS-encrypted data in transit

Encrypted Data
Protect data in transit with TLS-encrypted communications.

Connected nodes icon representing N3uron outbound-only secure link communication

Outbound-Only Links
Enable secure node-to-node communication without opening inbound firewall ports.

Lock icon representing N3uron TLS-encrypted data in transit

Encrypted Data
Protect data in transit with TLS-encrypted communications.

Connected nodes icon representing N3uron outbound-only secure link communication

Outbound-Only Links
Enable secure node-to-node communication without opening inbound firewall ports.

Arrow icon representing N3uron unidirectional data diode transfer

Data Diode Integration
Support secure unidirectional data transfer across segmented networks.

Browser and user icon representing N3uron granular role-based access control

Role-Based Access
Control permissions with granular access by user, role, module, or tag group.

User network icon representing N3uron LDAP and Active Directory integration

Identity & LDAP
Centralize user management through LDAP and Active Directory integration.

Laptop with lock icon representing N3uron built-in 2FA with TOTP

Two-Factor Authentication
Strengthen user access with built-in two-factor authentication and TOTP support.

Hexagonal DMZ icon representing N3uron secure network zone segmentation

DMZ Segmentation
Deploy secure architectures with controlled data exchange across DMZ zones.

Circular search icon representing N3uron audit trail and system logging

Audit & Logging
Ensure full traceability with detailed system logs and user audit trails.

Signal icon representing N3uron secure MQTT and Sparkplug communication

MQTT & Sparkplug
Enable secure interoperability through open industrial communication standards.

Verified badge icon representing N3uron OWASP-aligned security development

Trusted Engineering
Built with security-focused development practices aligned with OWASP guidelines.

Arrow icon representing N3uron unidirectional data diode transfer

Data Diode Integration
Support secure unidirectional data transfer across segmented networks.

Browser and user icon representing N3uron granular role-based access control

Role-Based Access
Control permissions with granular access by user, role, module, or tag group.

User network icon representing N3uron LDAP and Active Directory integration

Identity & LDAP
Centralize user management through LDAP and Active Directory integration.

Laptop with lock icon representing N3uron built-in 2FA with TOTP

Two-Factor Authentication
Strengthen user access with built-in two-factor authentication and TOTP support.

Hexagonal DMZ icon representing N3uron secure network zone segmentation

DMZ Segmentation
Deploy secure architectures with controlled data exchange across DMZ zones.

Circular search icon representing N3uron audit trail and system logging

Audit & Logging
Ensure full traceability with detailed system logs and user audit trails.

Signal icon representing N3uron secure MQTT and Sparkplug communication

MQTT & Sparkplug
Enable secure interoperability through open industrial communication standards.

Verified badge icon representing N3uron OWASP-aligned security development

Secure Engineering
Built with security-focused development practices aligned with OWASP guidelines.

Security Starts With Us

Trust in a platform begins with trust in the team behind it. At N3uron, we follow rigorous security practices to protect our software, our operations, and the customers who rely on us every day. From how we develop and test our code to how we secure our own systems, we apply the same standards we recommend for industrial environments around the world. N3uron is also NIS2 compliant, reinforcing the reliability of our internal security processes.

Your data matters. Your operations matter. So security is built into everything we do.

Three N3uron engineers collaborating at workstations in a technical environment, representing the team behind N3uron secure software development practices

FAQs

Does N3uron encrypt all communications?

Not all communications can be encrypted because many industrial protocols simply do not support encryption. However:

  • All N3uron Links use built-in TLS with x.509 certificate authentication (mTLS) to ensure encrypted and authenticated data transfer across untrusted networks.
  • HTTPS-based services such as the WebUI, WebVision and the REST API Server support TLS using certificates from your internal PKI or any trusted CA.
  • MQTT can be secured through MQTTS (TLS).

For protocols that do not natively support encryption (common in OT environments), N3uron provides secure alternatives, such as N3uron Links or MQTTS, to ensure safe transport across insecure network segments.

 

Do I need to open inbound ports to use N3uron?

No. When using N3uron Links, all connections are outbound-only, and no open ports are required at remote facilities. This significantly reduces the exposed surface area in OT and industrial environments.

Can N3uron work in OT–DMZ–IT segmented architectures?

Yes. N3uron Links are designed for segmented architectures, allowing controlled bidirectional data exchange while keeping OT and IT isolated. The DMZ acts as a secure buffer and enforces strict boundaries between network segments.

Does N3uron support distributed industrial deployments?

Absolutely. N3uron is built for distributed and scalable architectures. Whether you deploy N3uron Links, MQTT, or Sparkplug, the platform keeps connectivity simple, encrypted, and resilient, even when the connection is unstable or interrupted.

Is data lost if a site temporarily loses network connectivity?

No. N3uron includes a Store & Forward mechanism that preserves data during network interruptions and forwards it automatically once the connection is restored.

What authentication methods does N3uron support?

N3uron supports modern authentication practices including local user management, integration with Active Directory using LDAP and two-factor authentication (2FA) using Time-based one-time passwords (TOTP) compatible with any standard authenticator app.

Does N3uron offer role-based access control (RBAC)?

Yes. Permissions are managed through a role-based access model. Users can have one or more roles, and AD Groups map directly to N3uron roles for streamlined, centralized control of access rights.

Can N3uron integrate with our existing SIEM or compliance tools?

Yes. N3uron provides detailed logging and auditing across every module. Logs use plain-text formats that can be forwarded easily to external SIEM tools on Linux and Windows deployments.

Does N3uron support Data Diode hardware?

Yes. N3uron enables secure, one-way OT-to-IT data transfer using Data Diode technology. Data can flow out of the OT environment but never return, eliminating inbound attack vectors.

What internal security practices does N3uron follow as a company?

Security is part of N3uron’s culture. The team applies rigorous security standards in software development, testing, infrastructure management, and operations, mirroring the same best practices recommended to industrial customers.

N3uron is also NIS2 compliant, reinforcing the reliability of our internal security processes.

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