Two trans-Atlantic allies might soon be coming to a head over Huawei. On Feb. 17, the British National Cyber Security Centre (NCSC) downplayed the alleged dangers of using 5G network gear from the Chinese tech giant on the country's telecommunications infrastructure, concluding that it was possible to mitigate the risks that equipment made by the company might pose. The cybersecurity authority has yet to publish its findings, yet it has conspicuously refrained from denying reports about the conclusion. The authority's report follows recent comments by the former head of the Government Communications Headquarters (GCHQ), Robert Hannigan, who said the NCSC had never discovered "any malicious Chinese state cyber activity through Huawei." Echoing his optimistic view was Alex Younger, the head of British foreign intelligence service MI6, who suggested late last week that the United Kingdom could take a softer line on Huawei than the United States....