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Iran Threatens Undersea Cable Attacks If Regional Conflict Escalates

An Iranian official has warned the United States against escalating tensions, cautioning that Tehran could target critical undersea infrastructure if military hostilities resume. The threat underscores growing concerns about vulnerability of global internet and communications networks in conflict zones.

LSN India · 24 October 2026

An Iranian official issued a stark warning to Washington on Monday, cautioning against actions that could reignite regional conflict and threatening potential strikes on undersea cables vital to global communications. The official said Iran possessed full access to undersea infrastructure and could readily destroy such installations if hostilities resumed.

The warning reflects Tehran's strategy of highlighting asymmetric capabilities to deter military action. Undersea cables carry approximately 99 percent of intercontinental data traffic, making them critical infrastructure for financial systems, telecommunications, and internet connectivity across Asia, the Middle East, and beyond.

Damaging or severing such cables could have far-reaching consequences for communications networks across South Asia and the broader region. Previous incidents of cable damage, whether accidental or deliberate, have demonstrated the vulnerability of these systems and their importance to economic activity.

The statement comes amid ongoing tensions between Iran and Western powers over regional military activities. Officials in New Delhi and other South Asian capitals have expressed concern about the potential broader implications of any escalation, given the region's dependence on undersea cable infrastructure for connectivity and digital commerce.

Analysts noted the threat reflects Iran's focus on leveraging unconventional capabilities to raise the potential costs of military confrontation, though questions remain about the technical feasibility and likely international response to any such actions.