Prisma Cloud Compute: The request was aborted: Could not create SSL/TLS secure channel.

Prisma Cloud Compute: The request was aborted: Could not create SSL/TLS secure channel.

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Created On 10/13/25 23:02 PM - Last Modified 12/05/25 18:24 PM


Objective


Resolve the following error message encountered while trying to install a Host Defender - Windows:

Invoke-WebRequest: The request was aborted: Could not create SSL/TLS secure channel.


Environment


  • Windows 2016
  • Prisma Cloud Compute


Procedure


  • The error message is shown in the screenshot attached below:
  • The two steps to tackle the above error message are: Enable SSL Cipher Suite Order and Enable Turn Off Automatic Root Certificates Update
  • Enable SSL Cipher Suite Order:

    Navigate to Local Computer Policy > Computer Configuration > Administrative Templates > Network > SSL Configuration Settings


 

  • Enable "Turn Off Automatic Root Certificates Update":

    Navigate to Local Computer Policy > Computer Configuration > Administrative Templates > System > Internet Communication Management > Internet Communication Settings > Turn Off Automatic Root Certificates Update

  • Manually generate certs using the following commands:

    1. Create temporary folder to download certs.
    2. Download certs from Windows Update:
    certutil -syncwithwu C:\Path\To\Created\Folder
    3. Import Certs to server:
    Get-ChildItem -Path "C:\Path\To\Created\Folder" -Filter "*.crt" | ForEach-Object { certutil -addstore "Root" $_.FullName}



  • Run the above mentioned commands on Powershell terminal followed by running the Twistlock install script (Host Defender - Windows)

     
     


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