Abstract: Disclosed is a method, system, and non-transitory computer-readable record medium for immediate or prompt cryptocurrency trading. A cryptocurrency trading method includes receiving, by at least one processor, a transfer request from a user for a transfer transaction to a second party exchange from a first party exchange, the first party exchange being provided by the computer system, and processing, by the at least one processor, the transfer transaction as an internal transaction in response to the transfer request by using a first party account without using a blockchain network, the first party account being an account of the first party exchange on the second party exchange.

Abstract: A method, system, and non-transitory computer-readable record medium for optimization trading of a cryptocurrency are provided. A method for optimization trading of a cryptocurrency includes calculating a volume of a target coin that is a cryptocurrency to be traded with a base coin corresponding to a cryptocurrency held by a user with respect to at least one market corresponding to a market cryptocurrency; and providing recommendation information related to trading of the target coin to an electronic device of the user based on the calculated volume of the target coin.

Abstract: A cryptocurrency trading management method executed by a computer system is provided. The method may include: collecting trading information associated with a cryptocurrency for each cryptocurrency exchange with respect to a plurality of cryptocurrency exchanges; determining a market price of the cryptocurrency in a cryptocurrency market comprising the plurality of cryptocurrency exchanges, based on the trading information; comparing a trading price of the cryptocurrency on a first cryptocurrency exchange of the plurality of cryptocurrency exchanges with the market price; and triggering a circuit breaker for the cryptocurrency based on a result of the comparing the trading price with the market price.