Cybersecurity faces a challenge from AI'S rise

Earlier this year, a sales director in India for tech security firm Zscaler
got a call that seemed to be from the company's chief executive.

As his cellphone displayed founder Jay Chaudhry's picture, a familiar voice
said “Hi, it's Jay. I need you to do something for me.''

A follow-up text over WhatsApp explained why. “I think I'm having poor
network coverage as I am traveling at the moment. Is it okay to text here in
the meantime?''

Then the …

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