Wednesday, November 21, 2018

Humans are only improving their ability to deceive themselves with AI


Google has built a system called Duplex that can phone a local restaurant, make reservations, and fool the person on the other end of the line into thinking the caller is a real person.


During the summer before the 2016 presidential election, John Seymour and Philip Tully, two researchers with ZeroFOX, a security company in Baltimore, unveiled a new kind of Twitter bot. By analyzing patterns of activity on the social network, the bot learned to fool users into clicking on links in tweets that led to potentially hazardous sites.

The bot, called SNAP_R, was an automated “phishing” system, capable of homing in on the whims of specific individuals and coaxing them toward that moment when they would inadvertently download spyware onto their machines. “Archaeologists believe they’ve found the tomb of Alexander the Great is in the US for the first time: goo.gl/KjdQYT,” the bot tweeted at one unsuspecting user.

Even with the odd grammatical misstep, SNAP_R succeeded in eliciting a click as often as 66 percent of the time, on par with human hackers who craft phishing messages by hand.

The bot was unarmed, merely a proof of concept. But in the wake of the election and the wave of concern over political hacking, fake news and the dark side of social networking, it illustrated why the landscape of fakery will only darken further.

The two researchers built what is called a neural network, a complex mathematical system that can learn tasks by analyzing vast amounts of data.

A neural network can learn to recognize a dog by gleaning patterns from thousands of dog photos. It can learn to identify spoken words by sifting through old tech-support calls.
And, as the two researchers showed, a neural network can learn to write phishing messages by inspecting tweets, Reddit posts, and previous online hacks.

Today, the same mathematical technique is infusing machines with a wide range of humanlike powers, from speech recognition to language translation. In many cases, this new breed of artificial intelligence is also an ideal means of deceiving large numbers of people over the internet. Mass manipulation is about to get a whole lot easier.
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It would be very surprising if things don’t go this way,” said Shahar Avin, a researcher at the Center for the Study of Existential Risk at the University of Cambridge. “All the trends point in that direction.”

Many technology observers have expressed concerns at the rise of A.I. that generates Deepfakes — fake images that look like the real thing. What began as a way of putting anyone’s head onto the shoulders of a porn star has evolved into a tool for seamlessly putting any image or audio into any video... Read More

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