CNN Audio’s senior producer Haley has a confession: she uses the same password for everything. Research shows she’s not alone. Why is this a problem? And what’s the safest way to create and manage your passwords? Rachel Tobac, an ethical hacker and CEO of SocialProof Security, has some answers...

Conspiracy theories can take many forms, from misgivings about the first moon landing to false claims that the 2020 election was stolen. These kinds of beliefs are nothing new, but social media has helped make many of them more mainstream. As anyone who’s tried to reason with a conspiracy...

It’s a familiar feeling if you spend enough time on the internet: you talk about something in the real world, and then you see that same thing advertised to you online. This uncanny experience has led many people to wonder: are our devices listening to us? And is that how online advertisers are...