The battle for control of the Strait of Hormuz may have just entered a far more dangerous phase.

Iran launched a major overnight attack targeting U.S. forces and vessels across the region, including what officials described as the first operational use of a new electro-optical missile system against American warships.

The strike reportedly failed.

But the technology behind it is now drawing intense attention.

Unlike weapons that depend heavily on satellite navigation, electro-optical missiles can use cameras and light-based sensors to identify and track targets. In theory, that can make them harder to defeat simply by jamming GPS signals.

And in a region already locked in a rapidly escalating cycle of retaliation, even a failed debut could signal what comes next.

Iran’s Islamic Revolutionary Guard Corps said it attacked American military facilities in Jordan and multiple U.S. ships near the Strait of Hormuz after U.S. forces struck five Iranian oil tankers.

Reuters reported that Iran said it targeted 10 vessels in what has become the largest wave of tit-for-tat shipping attacks since the conflict began. U.S. officials said American ships were not successfully struck, while most of the missiles aimed at the U.S. base in Jordan were intercepted.

The significance lies in what Iran says it used.

Tehran has recently highlighted the Qassem Basir, a medium-range ballistic missile that Iranian officials claim can operate without GPS and use advanced guidance to improve accuracy and resistance to electronic warfare.

Iran has promoted the missile as part of a more aggressive military doctrine and says it can strike targets at distances of at least 1,200 kilometers. Iranian officials have also claimed the weapon was tested against an American warship.

Yet one crucial detail remains unclear.

It has not been independently established that the Qassem Basir itself was the exact weapon fired during Wednesday’s attack.

Mohsen Rezaei, Iran’s newly installed secretary of the Supreme National Security Council, instead referred to the debut of what he called a new “anti-destroyer” missile.

That ambiguity has raised the possibility that Tehran may be testing multiple advanced anti-ship systems.

For the U.S. Navy, that presents a disturbing calculation.

American warships are protected by layered defenses designed to detect, track and intercept incoming missiles. Electronic warfare can also disrupt some weapons by interfering with navigation or guidance.

But a missile capable of visually identifying its target may complicate that defensive puzzle.

The immediate attack may have failed, but naval defense does not offer much room for error.

A warship must stop every incoming threat.

An attacker only needs one missile to get through.

That is why the confrontation around Hormuz is becoming so dangerous.

Iran’s strikes came after the United States targeted Iranian oil tankers near the Gulf of Oman and Kharg Island, Tehran’s most important oil-export hub. Iran then vowed retaliation against American forces and shipping.

The cycle has quickly expanded beyond military targets.

Several merchant vessels have also been struck or damaged amid the fighting, including a Panama-flagged tanker hit in Iraqi waters. Reuters reported that the vessel caught fire but its crew escaped injury and no cargo leak was detected.

The economic consequences are already spreading.

Traffic through the Strait of Hormuz has fallen sharply. Preliminary shipping data showed only six commodity vessels passing through the waterway on Tuesday, far below the roughly 125 large commercial vessels per day that transited before the war.

That matters because Hormuz is one of the world’s most important energy chokepoints.

A significant share of global oil and liquefied natural gas normally passes through the narrow strait.

Now ships are disappearing from tracking systems, rerouting where possible or simply staying away.

Reuters reported that roughly one-third of normal Gulf oil exports remain missing from visible flows despite some tankers attempting so-called “dark crossings” with tracking transponders switched off.

Markets are reacting accordingly.

Oil prices have surged toward or above the psychologically critical $100-per-barrel threshold as traders price in the possibility of prolonged disruption.

Iran has also threatened further attacks on oil tankers and military facilities in Bahrain and Kuwait.

That warning raises the prospect of a conflict spreading across a region packed with U.S. bases, oil terminals, shipping lanes and critical infrastructure.

The military confrontation is therefore no longer measured solely in destroyed ships or intercepted missiles.

Every new weapon changes the risk.

Every strike increases the chance of retaliation.

Every disruption to Hormuz pushes pressure through energy markets around the world.

And now Iran appears determined to show that it possesses another weapon capable of threatening American naval power.

So far, U.S. defenses have prevented the most dramatic outcome.

No American warship was reported sunk in Wednesday’s attack.

But Tehran has demonstrated its willingness to aim increasingly sophisticated missiles directly at them.

That may be the real message behind the strike.

The first attack failed.

The next one may not.

And with both sides continuing to retaliate, the waters around the Strait of Hormuz are becoming a place where a single successful missile could transform an already dangerous war overnight.