Powerful tradecraft: How foreign cyber-spies compromised America

Speaking at a private dinner for tech security executives at the St Regis Hotel in San Francisco in late February, America's cyber defense chief boasted how well his organizations protect the country from spies. US teams were understanding the ad­versary better than the adversary understands themselves, a said General Paul Nakasone, boss of the National Security Agency (NSA) and US Cyber Command, according to a Reuters reporter present at the February 26 dinner.

His speech has not been previously reported. Yet even as.

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