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Raymond Preston's avatar
Raymond Preston
Copper Contributor
Aug 02, 2019

How do i get Edge to trust our internal Certificate Authority

Is there any way to get edge to stop flagging our internal certs as non trusted ? Pkiview.msc shows that there are no problems with the CA windows shows the cert is trusted.

 

Yet edge marks it as invalid. If the cert is verified up to a trusted root CA it should be valid in edge just like it is in internet explorer.

13 Replies

  • GotToBeStrong's avatar
    GotToBeStrong
    Copper Contributor
    Bump: 2021 now and still no resolution? I've recently run into this deploying an internal ERP solution's web front-end. The solution is designed only to work in Edge; but Edge won't trust our internal domain CA certs no matter what I do. I even spent the last week upgrading PKI signing hash algorithms to make sure we were within current standards (even though the offline root CA in a multi-tier infrastructure shouldn't matter). The solution won't be public facing, so purchasing a public cert seems pointless and a waste for this essentially cosmetic warning.
    Looked at this every which way and while I can get Edge to give me different errors depending on how I construct the URL to request our ERP's web page the overarching end result is Edge simply doesn't seem to like internal Domain CA certs.
    • cable1406's avatar
      cable1406
      Copper Contributor
      I've found this issue to happen if the Root Certificate or a Certificate in the Path of the WebServer Certificate has a length of less than 4096 bits as that is a requirement of Edge,

      https://docs.microsoft.com/en-us/azure/databox-online/azure-stack-edge-gpu-certificate-requirements#certificate-algorithms
  • haitsong's avatar
    haitsong
    Former Employee

    I think it would be nice to have a list of urls that can ignore the certificate trust check.

    • Raymond Preston's avatar
      Raymond Preston
      Copper Contributor

      v-gapart Yes, On the latest version im still having every single cert signed by our internal CA marked as invalid by edge

       

       

      When i click on the button there it brings up the Windows Certificate Dialog which shows the certificate is fine 

       

       

      Nothing crazy with the cert either its a Windows CA issued cert 

       

      v3 Template
      sha512RSA
      sha512
      RSA 4096

       

      Looks fine in internet explorer.

      • BlakeDrumm's avatar
        BlakeDrumm
        Icon for Microsoft rankMicrosoft

        Raymond Preston in my experience the issue was due to the certificate not containing a Subject Alternative Name.

        DNS=MS02-2022.contoso-2022.com

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