KNTV NBC Nightly News With Lester Holt June 4, 2021 00:34:00
Cities being plunged into darkness. >> reporter: while major corporations are often the target, small businesses are also at risk anyone who needs their data and can pay the cash is in jeopardy. the white house reminding big businesses and consumers back up data and store information offline, update security patches often, test your response plan, and use a third party to check your security. tonight protecting critical cyber infrastructure with so much online on the line miguel almaguer, nbc news >> reporter: i'm jake ward tonight experts are calling it a hidden crisis across america. cities ...
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