What’s the biggest lesson to be learned from the recent thwarting of an attempt by cyber criminals to poison the water supply in Oldsmar, Fla.?

According to the Cybersecurity and Infrastructure Security Agency (CISA), the hackers likely took advantage of an outdated operating system to gain access, and the agency said “continuing to use any operating system within an enterprise beyond the end of life status may provide cyber criminals access into computer systems.” […]