The incident substantiated suspicions in both countries that China used Huawei equipment as a conduit for espionage , and it has remained a core part of a case they’ve built against the Chinese company, even as the breach’s existence has never been made public, the former officials said.
Read moreIs Huawei a threat to national security?
In 2019, the United States placed Huawei, Hikvision and other firms on its economic blacklist. Last year, the FCC designated Huawei and ZTE as a national security threat to communications networks – a declaration barring U.S. firms from tapping an $8.3 billion government fund to purchase equipment from the companies.
Read moreWhat is the issue with Huawei 5G?
Huawei has since been blocked from 5G networks in the Netherlands . Meanwhile, the US had put Huawei on a blacklist, forbidding US companies and citizens from doing business with the company, and in 2020 tightened those sanctions, barring vendors worldwide from using US technology to produce components for Huawei.
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