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Guardian
Learn how Guardian provides comprehensive asset inventory and network visibility for OT and IoT environments.
User Guide
Information and resources about the main features of Guardian, and the tasks that you can do from the user interface (UI).
Assets
The Assets page shows all the physical components and systems in the local network environment and their associated details. It also lets you perform actions on those assets. Depending on the nodes and components involved, assets can range from a simple personal computer to an operational technology (OT) device.
Details page
The details page lets you view more detailed information for an assets.
Variables
The Variables page shows detailed information for the variables hosted by the related asset.

Guardian
Learn how Guardian provides comprehensive asset inventory and network visibility for OT and IoT environments.
- Introduction
  An overview of Guardian.
- Installation Guide
  Information and resources on how to install Guardian, and the different options and settings that are available.
- Administrator Guide
  Information and resources about the Administration section of Guardian, and the tasks that you can do in this part of the software.
- User Guide
  Information and resources about the main features of Guardian, and the tasks that you can do from the user interface (UI).
  - Sensors
    The Sensors page lets you view all of the sensors that you have in your system.
  - Alerts
    The Alerts page shows all the latest alerts in the system. It lets you view the alerts in different modes, and carry out actions on the alerts.
  - Assets
    The Assets page shows all the physical components and systems in the local network environment and their associated details. It also lets you perform actions on those assets. Depending on the nodes and components involved, assets can range from a simple personal computer to an operational technology (OT) device.
    - List
      The List page shows all the assets in table format.
    - Diagram
      The Diagram page uses the Purdue model format to display the assets. Assets are shown in separate rows, according to their level.
    - Configure an asset
      The Lists page lets you configure assets.
    - Generate a PDF report of an asset
      The Lists page lets you generate a report in portable document format (PDF).
    - Navigate from an asset
      The Lists page lets you use hyperlinks to navigate to entities that are related to an asset.
    - View more details for an asset
      Both the Lists and Diagrams pages lets you view more details for a specific asset.
    - Details page
      The details page lets you view more detailed information for an assets.
      - Overview
        The Overview page shows a general overview of information for items such as network statistics and location, protocols, and learning status for the related assets.
      - Sessions
        The Sessions page shows detailed information for communication sessions between devices.
      - Alerts
        The Alerts page shows detailed information for all the alerts that have been raised for the related assets.
      - Software
        The Software page shows a list of software applications that are installed on the related assets.
      - Vulnerabilities
        The Vulnerabilities page shows a list of vulnerabilities that are present on the related asset.
      - Variables
        The Variables page shows detailed information for the variables hosted by the related asset.
      - Network graph
        The Network graph page shows how an asset communicates across the network, using real traffic data. It is ideal for uncovering lateral movement or validating expected behavior.
      - Physical graph
        The Physical graph page shows the device’s physical link to its switch, including port-level data. It is ideal for tracing, troubleshooting, or safely disconnecting assets.
      - Hardware components
        The Hardware Components page shows a list of hardware modules installed on the same chassis as the selected controller, providing details on each component for better visibility and management of the device’s physical configuration.
  - Queries
    You can use the Nozomi Networks Query Language (N2QL) syntax to create complex data processes to obtain, filter, and analyze lists of information from the Nozomi Networks software.
  - Smart Polling in Guardian
    The Smart Polling page lets you view and manage Smart Polling.
  - Arc in Guardian
    Arc™ is a host-based sensor that detects and defends against malicious or compromised endpoints, and insider attacks. You can use Arc sensors to aggregate data for analysis and reports, either on-premises, or in the Vantage cloud.
  - Network
    The Network page gives you access to multiple pages that show nodes, links, sessions in tabular format and graphs and traffic in a graphical format.
  - Graph
    The Graph pages gives a graphical representation of the nodes in the environment.
  - Process
    Process is a set of repeatable functions that a business does to deliver a core value.
  - Reports
    The Reports page lets you manage, generate, schedule and view reports.
  - Assertions
    The Assertions page shows all the assertions and lets you configure them.
  - Time machine
    Time machine lets you load a snapshot, which is a previously saved state, and go back in time, to analyze the data from a past situation. You can load a single snapshot and use the platform as usual or load two snapshots and compare the user interface to highlight changes.
  - Vulnerabilities
    The Nozomi Networks software continuously discovers vulnerabilities in monitored assets.
  - Administration
  - Personal settings
    The personal settings page lets you do actions that are specific to your profile.
- Maintenance Guide
  Information about the maintenance tasks of Guardian, to help you administer and maintain the solution in a production environment.
- Print format documentation
  A list of all the print-format documentation that is available for Guardian.

Variables

The Variables page shows detailed information for the variables hosted by the related asset.

Export

The Export icon lets you export the current list in either comma-separated value (CSV) or Microsoft Excel format.

Live / refresh

The Live icon lets you change live view on, or off. When live mode is on, the page will refresh approximately every five seconds.

Column selection

The columns selection icon lets you choose which columns to show or hide.