In an example of just how persistent modern cyberthreats can be, automaker Honda Motors had to temporarily stop production at its Sayama plant in Japan this week after being hit by WannaCry, a malware threat the company thought it had mitigated just one month ago. The nearly 48-hour shutdown impacted production of about 1,000 vehicles at the facility, which does engine production and assembly for a line of vehicles including the Odyssey minivan and the Accord.