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Targeted Attack Protection from Malicious Links in Messages Using Predictive Sandboxing

机译:使用预测性沙箱针对邮件中的恶意链接进行有针对性的攻击防护

摘要

Provided herein are systems and methods for targeted attack protection using predictive sandboxing. In exemplary embodiments, a method includes retrieving a Uniform Resource Locator (URL) from a message of a user and performing a preliminary determination to see if the URL can be discarded if it is not a candidate for sandboxing. The exemplary method includes computing a plurality of selection criteria factors for the URL if the URL passes the preliminary determination, each selection criteria factor having a respective factor threshold. The method can further include determining if any of the selection criteria factors for the URL exceeds the respective factor threshold for the respective selection criteria factor. Based on the determining, if any of the selection criteria factors exceeds the factor threshold for the selection criteria factor, the exemplary method includes automatically placing the URL in a sandbox for analysis.
机译:本文提供了用于使用预测沙盒进行有针对性的攻击防护的系统和方法。在示例性实施例中,一种方法包括:从用户的消息中检索统一资源定位符(URL);以及进行初步确定,以查看如果URL不是沙箱候选者,则是否可以丢弃该URL。该示例性方法包括:如果URL通过初步确定,则为URL计算多个选择标准因子,每个选择标准因子具有各自的因子阈值。该方法可以进一步包括确定用于URL的任何选择标准因子是否超过用于相应选择标准因子的相应因子阈值。基于确定,如果任何选择标准因子超过选择标准因子的因子阈值,则示例性方法包括将URL自动放置在沙箱中以进行分析。

著录项

  • 公开/公告号US2019356681A1

    专利类型

  • 公开/公告日2019-11-21

    原文格式PDF

  • 申请/专利权人 PROOFPOINT INC.;

    申请/专利号US201916523439

  • 发明设计人 STEVEN ROBERT SANDKE;BRYAN BURNS;

    申请日2019-07-26

  • 分类号H04L29/06;G06F21/53;G06F21/56;

  • 国家 US

  • 入库时间 2022-08-21 11:20:14

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