Iranian Cyberattacks on US-Bound Tankers: Is the Maritime Domain Becoming the New Cyber Battlefield?

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Cyberattacks targeting US-bound tankers are raising new concerns about the expansion of the US-Iran conflict into the maritime cyber domain. Two vessels were reportedly compromised while transiting the Strait of Gibraltar, prompting a US investigation involving the Coast Guard and FBI. The identity of the attackers remains unconfirmed, with Iran, Russia and China among the actors mentioned as possible suspects. This episode explores the reported incidents, the risks to shipboard systems, energy security, ports, satellite communications and maritime infrastructure, and why cyber resilience is becoming increasingly important for global shipping.