Is it really a good idea to be dependent on people that dislike you and wish you ill?
The Chinese state could cut off cars and household appliances from Britain's 5G network if the country's telecoms giant is allowed to help build the system, according to a former government security adviser.
Peter Varnish, who was a senior Ministry of Defence official, suggested a decision by Theresa May to allow Huawei to help build even limited parts of the network such as antennas and other “non-core” infrastructure, could allow Beijing to "shut down" signals to vehicles and everyday objects.
In a report due to be published this week, Dr Varnish warns that a manufacturer could "interfere" with antenna designs and even block or divert signals away from individual devices.
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