U.S. Coast Guard MTS Cybersecurity Rule (90 FR 6298)

From Maritime Cyber Regulation to Real-World Execution

How Iolite supports the real-world execution of maritime cyber regulation

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Where Organizations Struggle

Digital transformation and connected infrastructure are raising cyber risk across the maritime industry. In response, the U.S. Coast Guard's Cybersecurity in the MTS final rule sets minimum requirements for detecting, responding to, and recovering from incidents that could cause transportation security incidents (TSIs). Critically, organizations must be able to see and detect what's happening across their environment in real time — which is where most maritime and distributed infrastructure environments struggle.

Intermittent Connectivity

Limited or intermittent connectivity

Legacy Systems

Legacy OT systems and no onboard cyber-savvy teams

Alarm Fatigue

Heavy reliance on alarm-driven operations

Real-Time SOPs

Operators need to tie real-world events to standard operating procedures in real-time

Iolite transforms continuous visibility and detection compliance requirements into a practical, deployable capability.

A Lightweight, Edge-Native Detection Layer

  • Deploys directly in remote maritime environments
  • Operates independently or cloud connectivity
  • Monitors OT and industrial communications in real time
  • Provides operating procedures and next steps in operators

Direct Alignment to MTS Requirements

  • Detection: real time identification of cyber anomalies in OT traffic
  • Visibility: local insight into system behaviors
  • Logging: secure, audit-ready event records 
  • Response Enablement: actionable alerts tied to operational context 

Built to Work within Existing Ecosystem

  • Compliments enterprise cybersecurity platforms, MSSPs and SOC teams, and maritime compliance and consulting partners
  • Doesn’t replace existing investments–it extends them to the edge

Reducing Risk, Not Just Checking Boxes

  • Reduce incident dwell time
  • Improve response coordination
  • Strengthen cybersecurity plan defensibility
  • Align with regulatory expectations without operations disruption

A Force Multiplier for Maritime Cybersecurity

  • Operators: better situational awareness
  • MSSP: visibility into previously unreachable environments
  • Platforms: extended coverage into OT edge environments 

Complementing Your Existing Stack

iolite secure is not a replacement for identity, cloud, or endpoint platforms it extends them. We integrate into a broader Zero Trust architecture alongside:

  • Identity and access management platforms
  • Cloud security platforms
  • Endpoint detection and response tools

What is the U.S. Coast Guard Cybersecurity Rule?

The U.S. Coast Guard MTS Cybersecurity rule (90 FR 6298) requires operators of U.S.-flagged vessels, facilities, and OCS assets to implement formal, auditable cybersecurity programs including cybersecurity and incident response plans, visibility and detection expectations, system and network awareness, and continuous operational readiness.The rule is vendor agnostic but requires being able to see and detect what is happening in your environment in real time.

The MTS rule defines what must be done. Iolite delivers how to do it–in the environments where it matters most. Iolite is operational, lightweight, and deployable. It is cybersecurity for the edge of the maritime world.

Ready to secure your most valuable assets?