VL Prosperity hit by network compromise
Incident
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The VL Prosperity and a second oil tanker suffered a cyberattack during transit to Texas, disrupting onboard operations and prompting a Coast Guard and FBI boarding. The intrusion reportedly reached the engine room, navigation, and cargo systems, and cut communications for roughly 30 hours. Investigators found evidence of a malicious cyber actor while publicly stopping short of linking the case to Iran.
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Timeline
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17.09.2026 20:09 1 articles · 2h ago
VL Prosperity hit by network compromise
Initial DisclosureOn August 7, 2026, the VL Prosperity reportedly suffered an intrusion while passing through the Strait of Gibraltar, with hackers slowing coolant flow, raising engine speed, and interfering with fuel delivery. The ship's navigation and cargo systems were also affected, and communications were disrupted for about 30 hours.
Show sources
- Cyberattacks on Two Oil Tankers Prompt Coast Guard, FBI to Board Vessels — www.securityweek.com — 17.09.2026 20:09
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17.09.2026 20:09 1 articles · 2h ago
US Coast Guard and FBI board VL Prosperity after cyberattack
Technical Analysis UpdateUS Coast Guard cyber specialists, law enforcement, a vessel inspector and FBI Cyber Action Team members boarded the VL Prosperity after the tanker reached the Gulf of Mexico and found evidence of a malicious cyber actor while reviewing its IT and other onboard systems.
Show sources
- Cyberattacks on Two Oil Tankers Prompt Coast Guard, FBI to Board Vessels — www.securityweek.com — 17.09.2026 20:09