Russia and China are amping up their espionage on Western nations, and there is a “narrowing window for the U.K. and allies to stay ahead,” according to Britain’s spy chief.
In a rare speech Wednesday at Bletchley Park, an estate in Buckinghamshire, England, that was the center of Allied code-breaking efforts during World War II, Anne Keast-Butler, the director of GCHQ, the U.K.’s intelligence and cybersecurity agency, warned of a renewed threat to the West from newly emboldened adversaries.