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CB PSC: Is a SHA256 signature supported for a 3.4 PSC sensor on Windows 7?

CB PSC: Is a SHA256 signature supported for a 3.4 PSC sensor on Windows 7?

Environment

  • CB Defense Sensor
  • CB ThreatHunter Sensor
  • Microsoft Windows 7

Symptoms

3.4 MSI installation on Windows 7 using SHA-256 signing fails.

Cause

The 3.4 sensor MSI is signed with a SHA256 signature but Windows 7 predates the SHA256 algorithm and support for SHA256 was provided as part of a Windows 7 patch

Resolution

  1. Install the Microsoft patch mentioned in  KB3033929 found at 
    https://docs.microsoft.com/en-us/security-updates/SecurityAdvisories/2015/3033929
  2. Run the sensor installation again

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Creation Date:
‎09-09-2020
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