Data feature query protection method and device, equipment, medium and program product

The invention provides a data feature query protection method and device based on a federal learning platform, electronic equipment, a medium and a computer program product. The method and the device can be used in the technical field of artificial intelligence and information security. The data feature query protection method based on the federated learning platform comprises the steps that the federated learning platform obtains m data features from a plurality of data providers, and m is an integer larger than or equal to 2; calculating an IV value of each data feature according to the feature value of each data feature; distributing a privacy budget for each data feature according to the IV value; determining noise of each data feature according to the privacy budget; and in response to the data feature requested to be queried, adding the noise corresponding to the data feature into the reply result to obtain the privacy data. 本公开提供了一种基于联邦学习平台的数据特征查询保护方法、装置、电子设备、介质和计算机程序产品。上述方法和装置可用于人工智能和信息安全技术领域。基于联邦学习平台