首页> 外国专利> Identifying and protecting against computer security threats while preserving privacy of individual client devices using condensed local differential privacy (CLDP)

Identifying and protecting against computer security threats while preserving privacy of individual client devices using condensed local differential privacy (CLDP)

机译:识别并防御计算机安全威胁,同时使用压缩本地差分隐私(CLDP)保留单个客户端设备的隐私

摘要

Identifying and protecting against computer security threats while preserving privacy of individual client devices using condensed local differential privacy (CLDP). In one embodiment, a method may include accessing an actual data value, generating a perturbed data value by adding noise to the actual data value, aggregating the perturbed data values to at least partially cancel out aggregate noise of the aggregated perturbed data values at a population level, analyzing, using CLDP, the aggregated perturbed data values to identify a computer security threat, and in response, protecting against the computer security threat by performing a remedial action. The amount of noise added to each actual data value may be probabilistically computed such that a probability of noise being added decreases as an amount of added noise increases. The perturbed data values may preserve privacy of the actual data values.
机译:识别并防御计算机安全威胁,同时使用压缩本地差分隐私(CLDP)保留单个客户端设备的隐私。在一个实施例中,一种方法可以包括访问实际数据值,通过将噪声添加到实际数据值来生成被扰动的数据值,聚集被扰动的数据值以至少部分地消除总体上被扰动的聚集的数据值的聚集噪声。级别,使用CLDP分析汇总的扰动数据值以识别计算机安全威胁,并作为响应,通过执行补救措施来防御计算机安全威胁。可以概率地计算添加到每个实际数据值的噪声量,使得随着添加的噪声量的增加,添加噪声的概率降低。扰动的数据值可以保留实际数据值的私密性。

著录项

  • 公开/公告号US10795999B1

    专利类型

  • 公开/公告日2020-10-06

    原文格式PDF

  • 申请/专利权人 SYMANTEC CORPORATION;

    申请/专利号US201816146217

  • 发明设计人 MEHMET EMRE GURSOY;ACAR TAMERSOY;

    申请日2018-09-28

  • 分类号G06F21;G06F21/56;G06F21/62;G06F21/55;

  • 国家 US

  • 入库时间 2022-08-21 11:28:03

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