Three Republican House lawmakers on Monday asked the CEOs of Alphabet, Meta, Amazon and Microsoft if they have adopted adequate safeguards to address growing national security concerns on submarine communications cables.
Washington has been sounding the alarm about the network of more than 400 subsea cables that handle 99% of international internet traffic and about threats from China and Russia.
The letter raised concerns that entities affiliated with China "such as SBSS, Huawei Marine, China Telecom, and China Unicom, have continued to provide maintenance or servicing to cable systems in which your companies maintain direct or indirect operational involvement or ownership."
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