Over the past year America's hotels have had some uninvited guests: a wave of increasingly sophisticated invasions by organized cybercriminals.
That's one finding of a report that cybersecurity researcher Nicholas Percoco plans to present Tuesday at the Black Hat security conference in Arlington, Va. His data shows a spike in hacking incidents that successfully targeted hotels and resorts, what Percoco describes as relatively unprotected sources of thousands or even millions of credit card account details.
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