Monitoring apparatus, monitoring method, and non-transitory computer-readable storage medium

A monitoring method comprising, by one or more computers:

• inputting past transaction information, customer information being information about a customer, and account information being information about an account that are in a financial transaction;
• by using the input transaction information, the input customer information, and the input account information, generating unauthorized transaction information being information about an unauthorized transaction by using a trained model;
• and
• outputting the generated unauthorized transaction information, wherein
• the unauthorized transaction information includes at least one of an unauthorized transaction score by account and an unauthorized transaction score by customer.

A non-transitory computer-readable storage medium on which a program is stored, the program causing a computer to execute:

• a procedure for inputting past transaction information, customer information being information about a customer, and account information being information about an account that are in a financial transaction;
• a procedure for, by using the transaction information, the customer information, and the account information that are input by the procedure for inputting, generating unauthorized transaction information being information about an unauthorized transaction by using a trained model;
• and
• a procedure for outputting the unauthorized transaction information generated by the procedure for generating, wherein
• the unauthorized transaction information includes at least one of an unauthorized transaction score by account and an unauthorized transaction score by customer.