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Mayor Rahm Emanuel says the city is suing consumer reporting agency Equifax after last month’s massive breach that exposed 143 million consumers to possible identity theft—including 5.4 million Illinoisans.

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The governor said a bill requiring mobile apps to seek users’ permission before collecting and sharing their geolocation data would cost the state jobs without “materially” improving privacy protections.

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Some 143 million Americans may have had personal information stolen in the cyberattack of credit-reporting company Equifax. What you need to do immediately.

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The man behind a weekly gathering of Chicago web developers tells us how they use their tech skills for good.

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Of Illinois’ 12.8 million residents, an estimated 5.4 million may have been impacted by the Equifax data breach. We review what you can do to protect yourself from potential identity fraud.

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Should cellphone users be better notified when apps seek their location data? Proponents of a new bill say more transparency is needed, but opponents say the measure is bad for business.

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Students participate in the U.S. CyberPatriots competition, sponsored by the U.S. Air Force and Air Force Association. (U.S. Air Force)

Can a collectible card game teach cybersecurity skills to middle school students? A UIC professor wants to get young people excited about computer science and interested in high-demand, high-paying careers.

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President Donald Trump signed a law Monday night allowing internet providers to sell your browser history. How worried should you be?

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(Christopher Schirner / Flickr)

How Hardik Bhatt wants to protect state agencies from hackers. 

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We are joined by author Peter W. Singer to talk cybersecurity, his new book and what you need to know to protect yourself online. Read an excerpt.