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Unencrypted Data Exposed by Satellites - Security Breach

October 14, 2025
Unencrypted Data Exposed by Satellites - Security Breach

Vulnerability of Geostationary Satellites to Eavesdropping

A significant security flaw has been identified concerning geostationary satellites. Investigations reveal that up to 50% of these satellites orbiting Earth are transmitting unencrypted, sensitive data.

This unencrypted information encompasses consumer details, corporate records, and classified military communications, rendering it susceptible to interception.

Three-Year Research Project

Researchers from UC San Diego and the University of Maryland conducted a three-year study utilizing a commercially available satellite receiver, costing $800.

Their efforts uncovered substantial volumes of unencrypted data being transmitted to and from these satellites.

Types of Data Intercepted

The intercepted data included a wide range of sensitive information. This encompassed private voice communications and text messages belonging to individuals.

Furthermore, consumer internet traffic originating from in-flight Wi-Fi services was also detected in an unencrypted format.

Critical Infrastructure at Risk

The scope of the vulnerability extends to critical infrastructure sectors. Communications pertaining to energy and water distribution networks were found to be unencrypted.

Additionally, data exchanges with off-shore oil and gas platforms were also identified as lacking encryption, as initially reported by Wired.

Remediation Efforts and Ongoing Concerns

Over the past year, the research team has been notifying organizations whose data was exposed. For example, T-Mobile and AT&T’s Mexican network implemented encryption protocols following notification.

However, the researchers emphasize that many entities have yet to address this security gap. Some critical infrastructure providers remain vulnerable.

Long-Term Exposure

A considerable amount of satellite data is expected to remain exposed for several years. This is due to the slow pace of remediation across various sectors.

The continued lack of encryption poses an ongoing risk to the confidentiality and integrity of sensitive information transmitted via geostationary satellites.

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