How Blockchain Can Prevent the Spread of Fake News

What’s the current state of blockchain and “fake news”?

In recent years, a great deal of attention has been devoted to the supposed rise in “fake news”: a term that can cover everything from satire and misleading content to articles that are completely fabricated. According to the 2018 Edelman Trust Barometer, which surveyed respondents in 28 countries:



59 percent of people said they were unsure about the reliability of information they see in the media.


63 percent said they believe the average person does not know how to differentiate journalistic facts from falsehoods.


Almost 70 percent said they worry about fake news being used as a “weapon.”



“Deepfakes,” manipulated audio and video files that are intended to mimic a politician or celebrity, are one of the biggest potential concerns regarding fake news. In 2018, for example, BuzzFeed created a deepfake video of Barack Obama (with the help of a voiceover from actor Jordan Peele) to raise awareness of the technology. However, although deepfakes have generated a firestorm of controversy, thus far none of them have been convincing enough to have a noticeable real-world effect.

Language generation models such as GPT-3, which was released in June 2020, may also pose a fake news risk. GPT-3 has demonstrated ...


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