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Lawmakers and experts warn subsea cables, satellites are critical single points of failure
Summary
At a Senate Commerce hearing, witnesses told senators undersea cables carry the overwhelming majority of international traffic and are vulnerable to tampering; they also flagged satellitesas an expanding attack surface requiring encryption, supply-chain scrutiny, and redundancy investments.
Senators used the Commerce Committee hearing to press witnesses on the physical and cyber vulnerabilities of subsea cables and satellite systems and on options to improve resilience.
"Undersea cables carry more than 95% of international Internet traffic," Jamelle Jaffer told the committee and warned that repeated cuts or interference could leave the United States significantly degraded. Jaffer and other witnesses said landing stations and repair capabilities are…
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