Bank customer credit risk analysis method and device

The invention provides a bank customer credit risk analysis method and device, relates to the field of artificial intelligence, can also be used in the financial field, and comprises the steps: constructing a credit risk analysis model according to an encrypted credit rating prediction model parameter and a time recurrent neural network calculation unit; performing security multi-party calculation by using encrypted user personal data, the encrypted credit rating prediction model parameters and the credit risk analysis model to obtain an encrypted personal risk rating; and sending the encrypted personal risk level to a banking business server, so that the banking business server constructs a customer credit knowledge graph according to the encrypted personal risk level and non-encrypted user personal data. According to the method and the device, customer credit risk analysis can be performed on the premise of protecting user privacy according to a secret sharing mode. 本申请提供一种银行客户信用风险分析方法及装置，涉及人工智能领域，也可用于金融领域，