From the course: How Blockchains Will Change Business

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How blockchains help you distinguish real from fake

How blockchains help you distinguish real from fake

From the course: How Blockchains Will Change Business

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How blockchains help you distinguish real from fake

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- We're living in a trust crisis. Blockchains offer hope. Technology has made it easier to commit forgery, make fakes, or impersonate others. And it's become really hard for all of us to know what's real in our digital world, but in our physical world, it's easier. Let me illustrate. Could you grab my purse? So my daughter has been helping me with the camera all day. Thank you, sweetie. And, so I want to show you how you can see quite clearly that this $20 bill moves from me to my daughter. It's very easy to see that I no longer have it. Yeah, you can keep it. I don't longer have it and she does. But let's say I want to make a digital version of that $20 bill. We haven't had a way to authenticate that a digital form of an asset is the real thing without using middlemen like a bank. And so if I had a digital version of that $20 bill I could copy it. I could give it to you. I could go spend that same $20 again on…

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