Images generated by AI systems, like these fake photos of Donald Trump being arrested (he hasn’t been arrested), can be a dangerous source of misinformation.
AP Photo/J. David Ake
In a world of increasingly convincing AI-generated text, photos and videos, it’s more important than ever to be able to distinguish authentic media from fakes and imitations. The challenge is how.
Elon Musk has called Twitter the world’s “digital town square.”
AP Photo/John Raoux
Elon Musk has an idea of what ails Twitter and what needs to be done to fix it. The problem is his assumptions are wrong.
Beginning this summer, you might need to upload a selfie and a photo ID to a private company, ID.me, if you want to file your taxes online.
Oscar Wong/Moment via Getty Images
Federal and state governments are turning to a facial recognition company to ensure that people accessing services are who they say they are. The move promises to cut down on fraud, but at what cost?
Two-factor authentication is certainly an added layer of security as we traverse the online world. But it comes in various forms, and they’re not all equally protective.
No method is perfect, but physical security keys are a reliable form of multi-factor authentication.
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You can log in to your smartphone by talking to it. Current security systems don’t protect enough against imitators. The best way to ensure voice authentication is secure is to start with the sound.
No need for a bank: Just a smartphone and a blockchain.
Houman Haddad/UN World Food Program
Despite years of public information efforts, even simple cyberattacks still succeed. Here are five steps to avoiding having your emails appear on WikiLeaks.
Big Blue Lavender Bay, one of the three paintings at the centre of trial.
AAP Image/Genevieve Gannon
The conviction of two men in relation to the sale of forged Brett Whiteley paintings indicates that Australia needs to get its act together when it comes to authenticating artworks.
Who’s got the keys to the door?
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President Obama’s call for better electronic gun-safety systems put a spotlight on the technologies currently in the R&D pipeline that aim to make sure only authorized users can fire a gun.
How secure are your passwords?
Flickr/Krynowek Eine
No matter how many times people are warned to set strong secure passwords, many don’t. So why do people take the risk? And is there anything else they can do to be more secure online?
Fluorescent security ink produces multicolor barcode visible under UV light.
Stoddart Group
Invisible under normal light but fluorescent under UV light, this ink can print out unique signatures that use ‘molecular encryption’ to authenticate anything they tag.