TroutTrout
Industrial DMZ

Segment IT From OT Without Network Redesign

Deploy granular micro-segmentation with proxy bastions. No VLAN restructuring, no firewall rewrite, no downtime.

Trusted by leading companies

John CockerillOrange CyberdefenseElna MagneticsThales
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Benefits at a Glance

Create Secure & Agile IT/OT Boundaries

The Trout Access Gate makes industrial DMZ deployment practical — no network redesign, no production impact, no specialized expertise required.

Logical Segmentation Overlay

Establish DMZ controls without redesigning the LAN.

Proxy Protection

All cross-zone traffic routed through authenticated proxies. Asset cloaking hides resources from unauthorized users.

Deep Packet Inspection

Inspect and govern industrial communications precisely.

Legacy Compatible

Protects PLCs, HMIs, SCADA, and DCS without requiring any changes to the equipment itself.

Deterministic Data Flows

Enforce explicit, directional, auditable communication paths.

Permission Matrix

Granular access control per user, device, and protocol. Define exactly who can reach what across zone boundaries.

Industrial Segmentation in Action

Deploy Agile iDMZ in Hours.

No Network Redesign

Traditional DMZ deployment requires VLAN restructuring and firewall reconfiguration. The Access Gate creates logical segmentation boundaries at the application layer. See how it works without touching your physical network.

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Plug and Play

Connect to your existing infrastructure, and deploy without downtime or agents.

Dynamic Boundaries

Create dynamic boundaries around critical IT and OT assets, to granularly control flows, from and to them.

Proxy Security

Deploy software-defined proxy in front of critical asset to unlock cloaking, deep packet inspection and logging.

We had been postponing network segmentation for two years because it meant firewall reconfiguration and production downtime. The Access Gate let us deploy an iDMZ in a single afternoon.
O
OT Security Manager
Head of OT Security, Critical Infrastructure Operator

See it in action

Schedule a live demo to see how the Trout Access Gate creates industrial segmentation without disrupting operations.

Datasheet

Download the Access Gate Datasheet.

Get the complete product overview with technical capabilities, deployment model, compliance alignment, and customer references.

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What's Inside

Product architecture, deployment model, key capabilities (proxy enforcement, micro-DMZs, identity-based access), compliance alignment, and real-world customer deployments.

4 pages

See It in Action

Request a live demo to see how the Access Gate deploys on your network without rewiring or downtime.

FAQ

Questions and Answers

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Network changes required. The Access Gate creates segmentation boundaries at the application layer without touching VLANs, firewalls, or physical infrastructure.

No. The Access Gate creates logical segmentation at the application layer, overlaying your existing network. There's no VLAN restructuring, no firewall reconfiguration, and no production impact. You can deploy and enforce zone boundaries without any downtime.

Traditional firewalls segment at the network layer and require topology changes. The Access Gate segments at the application layer — it can enforce per-user, per-device, per-protocol policies without changing your physical or logical network design. This makes it practical to deploy in brownfield environments.

Yes. The Access Gate protects devices without installing anything on them. PLCs, HMIs, SCADA systems, and DCS controllers are protected through proxy bastions that mediate all access — the legacy equipment doesn't need to support modern security protocols.

A proxy bastion is an authenticated gateway that mediates all traffic crossing a zone boundary. Users and devices must authenticate before traffic is forwarded. The bastion also performs deep packet inspection on industrial protocols and records full session logs for audit.

Yes. The Access Gate operates entirely on-premise with no cloud dependency. It's designed for air-gapped, hybrid, and classified environments where data cannot leave the network perimeter.