# Basic cryptocurrency terms that every beginner trader should know 2

By [Di](https://paragraph.com/@di-2) · 2024-03-02

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    Bears are those who sell cryptocurrency and wait for the price to fall, or those who cause the price to fall through their actions, thereby creating a supply.
    
    A bear market is a situation when most assets decrease in value.
    
    Volatility is the fluctuation of the price of assets over a certain period of time.
    
    Gas is a unit of calculation that represents the amount of commission for a certain action or transaction.
    
    Two-factor authentication (2FA) is an additional level of security for your account based on two-factor authentication.
    
    DYOR (Do Your Own Research) - do your own research.
    
    
    Know Your Customer (KYC) is the process used by the exchange to verify the identity of the person using the platform.

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*Originally published on [Di](https://paragraph.com/@di-2/basic-cryptocurrency-terms-that-every-beginner-trader-should-know-2)*