A payment gateway is a hardware and software system that automates the acceptance of payments online, including crypto payments, linking the buyer, the seller, and the payment system.

A shitcoin is a derogatory name for coins and tokens with no real value, technology, or prospects. Such projects are often backed by dubious teams or amount to outright deception of investors.

Colored Coins are a technology that allows you to «mark» small amounts of bitcoin so that they represent other assets: shares, ownership rights, or digital tokens on top of the Bitcoin blockchain.

A short, or short position, is a trade in which a trader earns on a decline in an asset's price. The strategy of betting on a fall is used by so-called bears, who wager on the market dropping.

Hashrate is the speed at which equipment performs hashing operations during mining. The metric reflects the computing power of an individual device or of the entire network and directly affects its security.