Iran shuts down satellite internet amid deadly crackdown on anti-Khamenei protests

Tehran: Mass protests against Iran’s Supreme Leader ayatollah ali khamenei have intensified across the country, even as the regime responds with unprecedented force. According to human rights groups and independent sources, more than 500 people have been killed in the past week alone as Iranian security forces opened fire to suppress nationwide demonstrations demanding political freedom and an end to authoritarian rule.

In an attempt to break the momentum of the protests, the iranian government imposed a widespread internet shutdown, cutting off conventional tower-based internet services. Despite this, protesters continued to coordinate and share information through satellite-based internet services, most notably elon musk-owned starlink, which provides direct satellite connectivity independent of domestic telecom networks.

From january 12, however, iran succeeded in disabling satellite internet services as well. Technology experts say shutting down such services is extremely complex, as satellite internet does not depend on local infrastructure and generally requires the service provider’s cooperation. In the case of starlink, only the company itself can ordinarily deactivate access in any given country.

Iran appears to have bypassed this limitation by deploying what is commonly referred to as a killer switch, technically described as an advanced electronic warfare jamming system. This system enables authorities to disrupt satellite communications without involving the service provider.

Experts explain that satellite internet can be blocked through three primary methods. The first is gps jamming, where interference prevents starlink receivers from locating and tracking satellites. Since gps oversight within iran is under state influence, authorities can manipulate or overpower these signals to block connections.

The second method involves broadband signal interference. In this approach, powerful jammers transmit radio signals on the same frequencies used by satellite internet, effectively overpowering legitimate satellite transmissions before they reach ground terminals.

The third and most aggressive technique uses high power microwave jamming. This method can blanket large regions, disabling multiple forms of wireless communication simultaneously, including satellite internet and other digital networks.

Using these techniques, the iranian government has managed to shut down starlink services across the country. What has alarmed international observers is that iran is not believed to possess this level of electronic warfare capability on its own. This has led to speculation that technological assistance may have come from china or russia, both of which maintain close strategic ties with tehran and are openly critical of us-backed technology platforms.

Analysts say supporting iran in disabling starlink aligns with the broader objective of china and russia to counter american technological dominance and curb digitally driven protest movements. As the information blackout deepens, rights groups warn that the lack of connectivity could enable further violence away from global attention.