The Digital Arteries of Global Trade: How the Conflict in the Strait of Hormuz Threatens the World’s Internet

By Investigative Staff

The global economy currently rests on a foundation far more fragile than most realize. While international attention remains fixated on the volatility of oil prices, the movement of warships, and the threat of drone strikes in the Persian Gulf, a far more fundamental and systemic crisis is unfolding beneath the surface. Iran’s declaration of sovereignty over the Strait of Hormuz has brought the world’s most critical digital bottleneck into the crosshairs of an active war zone. Five of the world’s most vital undersea fiber-optic cable systems—the very arteries that sustain 99% of international internet traffic—run directly through the shallow, mine-laden waters of the Strait.

This is not merely a regional concern; it is a potential global catastrophe. These glass fibers, often no thicker than a garden hose, facilitate approximately $10 trillion in daily financial transactions. From stock market settlements and credit card processing to cloud computing and military communications, the modern world’s digital backbone is currently vulnerable to the anchors of stranded vessels, the detonation of naval mines, or deliberate sabotage by a state actor that views the global internet as a legitimate weapon of war.

The Physical Vulnerability of the Digital Age

Despite the perception that the internet exists in an ethereal, invisible cloud, its infrastructure is brutally physical. The United Nations International Telecommunication Union (ITU) estimates that virtually all international data transmission relies on undersea cables. These bundles of glass optics, laid across the ocean floor, transmit data at the speed of light between continents.

In the Persian Gulf, this infrastructure has been clustered into a single, shallow maritime corridor. In many parts of the Strait of Hormuz, the seabed sits only 200 feet deep. These cables are commercial assets, not hardened military fortifications, and they currently lack any physical protection against the chaos of an ongoing conflict. As of May 2026, the Strait has become the site of a high-stakes standoff between the U.S. Fifth Fleet and the Islamic Revolutionary Guard Corps (IRGC), creating what experts describe as a “massive single point of failure” for the global digital economy.

Iran’s Targeting Calculus

Tehran’s strategic logic is clear: use its geographic dominance to impose costs on its adversaries that outweigh the benefits of their regional presence. Since early March 2026, when Iran asserted control over the seabed beneath the Strait, the threat to digital infrastructure has intensified.

The IRGC has announced sweeping mandates requiring foreign operators to pay “protection fees” for maintaining infrastructure on the seabed, effectively treating the digital arteries of the global economy as hostages. Reports indicate that Iranian lawmakers have even discussed charging technology giants like Google, Meta, and Microsoft annual fees to operate cables beneath the Strait. More alarmingly, Iranian officials have explicitly threatened to sever undersea cables connecting to Gulf nations if those states continue to host U.S. military forces.

This is not idle rhetoric. The targeting calculus of the Iranian regime has already moved beyond conventional military infrastructure. Iranian state television has confirmed drone strikes against Amazon Web Services (AWS) data centers in Bahrain and the UAE, citing their role in supporting military and intelligence activities. By targeting both the data centers and the undersea cables that connect them to the global network, Iran has demonstrated a willingness to dismantle the Gulf’s role as an emerging global hub for artificial intelligence.

The Shattered Ambitions of AI Infrastructure

For years, the Gulf states and American technology firms—including Amazon, Microsoft, OpenAI, and Nvidia—have bet hundreds of billions of dollars that the region would become the next center for global AI computing. Ambitious projects, such as the 5-gigawatt “Stargate UAE” campus in Abu Dhabi and a $5 billion Amazon AI hub in Riyadh, were predicated on the assumption of secure, high-capacity digital connectivity.

The war has effectively invalidated that assumption. The 2 Africa cable system, designed to connect three billion people through a vast network of extensions, saw its plans for the Persian Gulf shattered by the conflict. Alcatel Submarine Networks, the primary contractor for the project, was forced to issue force majeure notices to its clients, declaring that it could no longer safely operate in the region. Cable-laying vessels that would have installed these lines are now stranded in Saudi ports, and the seabed remains cluttered with unexploded ordnance, making future repairs a process that could take years rather than months.

A “Broken Dam” Scenario for the Global Economy

The economic consequences of severing these cables would be unprecedented. During the 2024 Houthi crisis in the Red Sea, a damaged commercial vessel dragged its anchor and severed three undersea cables. The result was a 25% disruption in traffic between Asia, Europe, and the Middle East that persisted for five months because repair ships could not safely access the area.

If multiple cables in the Strait of Hormuz were severed simultaneously, the global economy would face something far more severe than simple disruption. Experts suggest it would lead to a near-total disconnection of a critical corridor.

“The difference between disruption and disconnection,” one analyst noted, “is the difference between a flood and a broken dam.” With the financial system pulsing through these fibers, a simultaneous outage would not just slow down market transactions; it would temporarily remove the physical infrastructure through which those markets communicate. The 2008 financial crisis caused severe market turmoil, but the Hormuz scenario would represent a fundamental inability for the plumbing of the global financial system to operate.

The Inadequacy of Backup Plans

While the U.S. military has accelerated the deployment of low-Earth orbit (LEO) satellite systems like Starlink to provide emergency backup, there is a fundamental limitation to this technology. Satellite internet provides workable speeds for individual users, but it cannot match the aggregate data rates required by AI-heavy workloads or global cloud infrastructure. A single fiber-optic pair on the 2 Africa cable system carries the equivalent of over one million simultaneous Starlink connections.

Satellite services are a necessary emergency patch, but they are not a substitute for the massive, high-bandwidth capacity of undersea cables. As the conflict continues, the Pentagon is exploring overland fiber-optic routes that bypass the Persian Gulf and Red Sea, such as a “middle corridor” running through Central Asia, the Caucasus, and Turkey. However, these infrastructure projects take years to permit, fund, and construct. They do not exist today, and they do not solve the immediate vulnerability.

A War Crime Without a Legal Framework

International law experts are raising alarms that deliberate targeting of these cables constitutes a war crime. Unlike telegraph cables of the 19th century, which connected only two specific states, modern submarine cables are part of a global web serving hundreds of countries simultaneously.

Any Iranian action to sever these cables would cause catastrophic damage to neutral third states—nations that have no involvement in the conflict, no military presence in the Gulf, and no influence over the political decisions that created this crisis. According to international law experts, the scale of the damage to civilian social and economic infrastructure is entirely disproportionate to any perceived military advantage.

The Fragile Path Forward

As of late June 2026, the U.S. Fifth Fleet continues its efforts to keep the Strait of Hormuz open, clearing mines and intercepting drone attacks to ensure freedom of navigation. However, the military reality remains grim: the U.S. cannot physically protect thousands of miles of glass fibers on the seafloor while simultaneously defending against missile swarms.

The threat has not been removed; it has only been managed, and the ceasefire remains fragile. The glass fibers remain on the floor of the Persian Gulf, and the mines remain buried in the sediment. As the world watches the Strait, the true stakes are not just oil, but the continuous flow of the digital data that underpins modern life. A world whose internet runs through a war zone is, by definition, a world whose digital security is an illusion.

Understanding the Risks to Global Digital Infrastructure

The Critical Bottleneck: Five major undersea cable systems—including AAE1 and the Falcon network—are clustered in the shallow Strait of Hormuz, creating a single point of failure.

Economic Stakes: Approximately $10 trillion in global financial transactions, including wire transfers, stock trades, and credit settlements, traverse these lines daily.

Targeting Calculus: Iranian state media and the IRGC have signaled that Gulf digital infrastructure, including data centers and cables, is part of their operational targeting calculus.

Infrastructure Paralysis: Active naval warfare and the presence of unexploded mines have forced cable operators to pause all installation and maintenance, meaning currently damaged lines cannot be repaired.

The AI Vision at Risk: Nearly $2.2 trillion in planned AI infrastructure investments by Gulf states and U.S. technology giants is currently contingent on a security environment that the ongoing conflict has rendered untenable.

The U.S. Department of Defense and international maritime agencies continue to monitor the Strait, but emphasize that the protection of thousands of miles of undersea cable in a contested war zone remains an operationally unprecedented challenge.