Iran has warned that submarine cables in the Strait of Hormuz were a vulnerable point for the region’s digital economy, raising concerns about potential attacks on critical infrastructure.

The narrow waterway, already a chokepoint for global oil shipments, is equally vital for the digital world.

Several fibre-optic cables snake across the seabed of the strait, connecting countries from Southeast Asia to Europe via the Gulf states and Egypt.

What makes undersea cables important?

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