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Coast Guard's New Cybersecurity Rules Offers Lessons for CISOs

ID: 7d7e157c-c2a4-5e85-9e00-04e355a3c708

STIX ID: report--7d7e157c-c2a4-5e85-9e00-04e355a3c708

Feed Name: Dark Reading

Date Published: 2026-04-17

Date Updated: 2026-04-22

Author: Robert Lemos

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The US Coast Guard has implemented the first mandatory MTSA cybersecurity rules for US-flagged vessels, ports, and outer-continental-shelf facilities, mandating cybersecurity plans, designated cybersecurity officers (CySOs), annual assessments, incident reporting, worker training, and IT/OT segmentation with key deadlines culminating on July 16, 2027; industry experts warn the segmentation requirement and compressed timeline present operational and technical challenges.

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