Our enemies found a weakness in essential technology. We must fix it … fast

In July, Iran attempted to make good on its threat to close the Strait of Hormuz. Yet the strait had already ceased functioning as reliable commercial infrastructure long before. Since the conflict started, more than 1,100 vessels recorded GPS and AIS interference in a single day, ships appeared on tracking systems at airports or deep inside Iranian territory, and ship crews navigated one of the world’s busiest waterways by radar alone because satellite navigation could no longer be trusted. Ira