TIDECAIRNMARITIME OT WATCH
PUBLIC-SOURCE MARITIME OT INTELLIGENCE

Industrial cyber changes worth reviewing in maritime environments.

A source-backed watch ledger for OT advisories, known exploitation, product changes, and U.S. maritime cybersecurity requirements. Inclusion is a review signal—not a claim that a facility asset is affected.

Data as of
Source health
Signals indexed
Dataset integrityCHECKING
WATCH LEDGER

Current signals

Newest records first. Archived seed records remain labeled and searchable.

PRODUCT INDEX

Indexed product families

SOURCE STATUS

Source state

Live sources retain independent checked and last-success timestamps. The curated registry is identified separately as a local registry load. Failed or implausibly collapsed acquisition never becomes an all-clear.

33 CFR PART 101 SUBPART F

Cybersecurity Assessment / Plan clock

Coast Guard implementation guidance identifies 16 July 2027 as the date by which covered owners/operators must designate the Cybersecurity Officer, conduct the Cybersecurity Assessment, and submit the Cybersecurity Plan for approval.

Open Coast Guard source ↗
days remaining
LOCAL EVIDENCE READINESS

Can you substantiate the assessment?

Ten non-sensitive questions. Answers are evaluated in your browser and are not transmitted.

TIDECAIRN WATCHTOWER

Private applicability decisions stay local.

Watchtower uses a facility's existing OT inventory on a local Windows workstation to produce source-backed applicability decisions, Next Best Evidence tasks, MTSA evidence matrices, human Critical IT/OT designations, signed evidence binders, and measured Proof of Value.

ASSESSMENT PARTNERPaid technical validationClosed/redacted engagement · conversion credit availableContact Tidecairn Systems