U.S. national security adviser reportedly tells UK PM it would be ‘madness’ to use Huawei gear in UK 5G networks. Delegates are also reported to have threatened to reduce intelligence-sharing with the UK if Huawei is chosen for 5G. Huawei’s coding practices are pisspoor, as Britain’s Huawei Cyber Security Evaluation Centre found last year; and there is the ever-present fear that Huawei could be forced to abuse their product knowledge to serve the Chinese regime, perhaps through espionage conducted on UK comms networks.
Source: https://www.theregister.com/2020/01/14/us_huawei_uk_lobbying_trip/