一种安全检测方法、装置、设备及可读存储介质

By splitting the machine learning model into front-end and back-end sub-models and performing security checks, the problem of data leakage during model use was solved, thus protecting privacy information.

CN116150645BActive Publication Date: 2026-07-17ALIPAY (HANGZHOU) INFORMATION TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ALIPAY (HANGZHOU) INFORMATION TECH CO LTD
Filing Date
2022-09-07
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Machine learning models pose a security risk of data leakage during use. Attackers may steal intermediate results from the model to reconstruct the input or output, leading to the leakage of private information.

Method used

By splitting the machine learning model into a front-end sub-model and a back-end sub-model, deploying them on different devices, and employing security detection methods, the privacy leakage risks of the front-end sub-model and the back-end sub-model are detected by a first detection model and a second detection model, respectively, thus quantifying the privacy leakage risks of the model.

Benefits of technology

It enables the quantification of privacy leakage risks of machine learning models, enhances the security of privacy information during model use, and prevents privacy information leakage.

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Abstract

本说明书公开了一种安全检测方法、装置、设备及可读存储介质,通过前端子模型得到原始样本中第一训练样本的特征以及测试样本的特征,以第一训练样本的特征和第一训练样本的标注训练第一检测模型,第一检测模型的模型结构与后端子模型的模型结构不同,将测试样本的特征输入到训练后的第一检测模型,以第一检测模型的输出和测试样本的标注之间的差异,确定安全检测结果。可见,通过第一检测模型的输出和后端子模型的输出之间的差异,确定后端子模型的隐私泄露风险,实现了对模型隐私泄露风险的量化,以防止模型在使用过程中泄露隐私信息,增强了隐私信息的安全性。
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