Abstract: Embodiments relate to systems and methods for determining a blockchain-based cryptocurrency corresponding to a scam coin, including a service server that includes a data acquisition unit and a scam determining unit. The data acquisition unit is further configured to access a prespecified online space through a communication network and acquire project data including a first type of project data. The scam determining unit is configured to determine whether a target coin is a scam coin by analyzing the acquired data and including a first determining unit configured to determine whether the target coin is a scam coin on the basis of the first type of project data.