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Tyler Choi

Business editor

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Tyler Choi

Business editor

Tyler Choi is a journalist based in the Toronto area. He has covered a wide range of sectors ranging from science and technology, the environment, business, government policy and crime, to finance. Among the many people he has interviewed, his favourite was an Ig Nobel Prize winner.

eSentire releases AI-powered preemptive cybersecurity tool

Tyler Choi Cyber Security Cybersecurity Ontario Jun. 26 2026

Waterloo, Ont.-based cybersecurity firm eSentire has launched Atlas Preempt, an artificial intelligence (AI)-powered system that tests a company’s defences by running cybersecurity attack simulations.

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