Detecting malicious scripts in a web page

    公开(公告)号:US11790083B2

    公开(公告)日:2023-10-17

    申请号:US16914183

    申请日:2020-06-26

    CPC classification number: G06F21/563 G06F21/554 G06F21/568 H04L67/02

    Abstract: Techniques are provided for detecting a malicious script in a web page. Instrumentation code is provided for serving to a client computing device with a web page. The instrumentation code is configured to monitor web code execution at the client computing device when a script referenced by the web page is processed. Script activity data generated by the instrumentation code is received. The script activity data describes one or more script actions detected by the instrumentation code at the client computing device. Prior script activity data generated by a prior instance of the instrumentation code is obtained. A malicious change in the script is detected based on comparing the script activity data and the prior script activity data. In response to detecting the malicious change in the script, a threat response action is performed.

    Detecting malicious scripts in a web page

    公开(公告)号:US12130920B2

    公开(公告)日:2024-10-29

    申请号:US18374188

    申请日:2023-09-28

    CPC classification number: G06F21/563 G06F21/554 G06F21/568 H04L67/02

    Abstract: Techniques are provided for detecting a malicious script in a web page. Instrumentation code is provided for serving to a client computing device with a web page. The instrumentation code is configured to monitor web code execution at the client computing device when a script referenced by the web page is processed. Script activity data generated by the instrumentation code is received. The script activity data describes one or more script actions detected by the instrumentation code at the client computing device. Prior script activity data generated by a prior instance of the instrumentation code is obtained. A malicious change in the script is detected based on comparing the script activity data and the prior script activity data. In response to detecting the malicious change in the script, a threat response action is performed.

    DETECTING MALICIOUS SCRIPTS IN A WEB PAGE
    3.
    发明公开

    公开(公告)号:US20240020384A1

    公开(公告)日:2024-01-18

    申请号:US18374188

    申请日:2023-09-28

    CPC classification number: G06F21/563 G06F21/554 G06F21/568 H04L67/02

    Abstract: Techniques are provided for detecting a malicious script in a web page. Instrumentation code is provided for serving to a client computing device with a web page. The instrumentation code is configured to monitor web code execution at the client computing device when a script referenced by the web page is processed. Script activity data generated by the instrumentation code is received. The script activity data describes one or more script actions detected by the instrumentation code at the client computing device. Prior script activity data generated by a prior instance of the instrumentation code is obtained. A malicious change in the script is detected based on comparing the script activity data and the prior script activity data. In response to detecting the malicious change in the script, a threat response action is performed.

    DETECTING MALICIOUS SCRIPTS IN A WEB PAGE

    公开(公告)号:US20210406370A1

    公开(公告)日:2021-12-30

    申请号:US16914183

    申请日:2020-06-26

    Abstract: Techniques are provided for detecting a malicious script in a web page. Instrumentation code is provided for serving to a client computing device with a web page. The instrumentation code is configured to monitor web code execution at the client computing device when a script referenced by the web page is processed. Script activity data generated by the instrumentation code is received. The script activity data describes one or more script actions detected by the instrumentation code at the client computing device. Prior script activity data generated by a prior instance of the instrumentation code is obtained. A malicious change in the script is detected based on comparing the script activity data and the prior script activity data. In response to detecting the malicious change in the script, a threat response action is performed.

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