The FT said on Sunday that the National Cyber Security Centre had found that the risks arising from the use of China's Huawei Technologies Co Ltd in 5G networks could be mitigated, citing two sources.

"Our review of the right policy approach to 5G security and resilience is still ongoing. The review is looking at a range of options and no decisions have been taken," the spokesman said.

(Reporting by William James, writing by Alistair Smout, editing by Paul Sandle)