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Threat Intelligence Blog

Critical Infrastructure Security Insights

Analysis, research, and operational intelligence from the team building Sentinel OS. Submarine cables, space weather, maritime threats, and more.

Threat AnalysisFeatured· 8 min read

The Escalating Threat to Submarine Cable Infrastructure in 2026

Over 400 submarine cable systems now carry 95% of global internet traffic, yet most have no real-time threat visibility. We analyze the growing attack surface — from vessel anchor drops to state-sponsored sabotage — and what operators must do now.

Full article coming soon

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Space Weather
6 min read

How Geomagnetic Storms Quietly Destroy Submarine Cable Infrastructure

The 1989 Quebec blackout was caused by a solar storm. Modern undersea cables are equally vulnerable — but no operator is watching solar wind in real time. This is what a Kp-9 event looks like on a transatlantic route.

Full article coming soon
Cyber Threats
7 min read

BGP Hijacking at the Physical Layer: Why Your Cable is the Attack Vector

Nation-state actors have learned that cutting physical cables is both deniable and devastating. We trace how BGP route manipulation coincides with cable maintenance windows — and how cross-domain correlation catches it in minutes.

Full article coming soon
Maritime
5 min read

Dark Vessels and Deliberately AIS-Off Ships: The Maritime Shadow Fleet

A growing fleet of vessels are operating with AIS transponders disabled or spoofed near critical cable infrastructure. We explain how Sentinel OS fuses SAR satellite imagery, radar data, and behavioral anomaly modeling to find ships that don't want to be found.

Full article coming soon

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