Risk control method and device for cash terminal

The invention provides a risk control method and device for a cash terminal, and relates to the technical field of financial data processing, and the method comprises the steps: a bank server determines a risk cash terminal of a bank according to the transaction data and management data of the cash terminal of the bank; acquiring cash risk data of all the risk cash terminals; according to rule learning, a plurality of cash risk rules are constructed with the obtained cash risk data as input, the rule head of each cash risk rule comprises a cash risk type, and the rule body of each cash risk rule comprises a plurality of cash logic characters; each cash logic character comprises a cash attribute and an attribute value corresponding to the cash attribute; for each risk cash terminal, issuing a cash risk rule of which the cash risk type contained in the corresponding rule header is the cash risk type corresponding to the risk cash terminal to the risk cash terminal; and the risk cash terminal performs risk contr