Verification Code

In order to confirm the identity of the person entering an account, a verification code is given to a different device. It's used for two-factor authentication.

Fiat

Fiat money, often known as fiat currency, is money that a government has recognized as legal tender and that it supports.
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Pair

Exchange cryptocurrencies with each other, like the trading pair BTC/ETH.
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Falling Knife

The term falling knife (also known as "Catching a Falling Knife" or "Catching the Bottoms") refers to the action of buying an asset which is rapidly declining in price.
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