[KB6737] Create a new certificate or certification authority in ESET Security Management Center (7.x)


ESET business product in Limited Support status

This content applies to an ESET product version that is currently in Limited Support status and is scheduled to reach End of Life status soon.

For a complete list of supported products and support level definitions, review the ESET End of Life Policy for business products.

Upgrade ESET business products.

Required user permissions

This article assumes that you have the appropriate access rights and permissions to perform the tasks below.

If you use the default Administrator user or are unable to perform the tasks below (the option is unavailable), create a second administrator user with all access rights.


Default certificates

Peer certificates and Certification Authority created during the installation are by default contained in the static group All.

Create a new Peer Certificate in ESMC Web Console

  1. Open ESET Security Management Center Web Console (ESMC Web Console) in your web browser and log in.

  2. Click MorePeer CertificatesNew Certificate.

Figure 1-1
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  1. The Basic section displays the following basic settings for the certificate:
  • Product: Select the type of certificate you want to create from the drop-down menu.
  • Host: Leave the default value (an asterisk) in the Host field to allow for distribution of this certificate with no association to a specific DNS name or IP address.
  • Passphrase: We recommend that you leave this field blank, but if desired you can set a passphrase for the certificate that will be required when clients attempt to activate.
Unsupported characters in Agent Certificate

The certificate passphrase must not contain following characters:  " \ These characters cause critical error during the initialization of the Agent.

  • Attributes: These fields are not mandatory, but you can use them to include more detailed information about this certificate.

Figure 1-2
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  1. Click the Sign section and click Select Certification Authority>. Select the CA that you want to use and then click OK.
    "Failed to create certificate: Creating and signing peer certificate failed. Check input parameters for invalid or reserved characters, check certification authority pfx/pkcs12 signing certificate and corresponding password"

    When you are creating a new certificate in ESMC Virtual Appliance, you must type the Certification Authority Passphrase in the field. It is the same password you have specified during ESMC VA configuration.

  2. Click the Summary section to view details about the certificate and then click Finish to create a new one. Your new peer certificate will be displayed in the list of peer certificates.

Create a new Certification Authority in ESMC Web Console

  1. Click More → Certificates → Certification Authorities → New.
  1. You can set the following basic settings for the Certification Authority:
  • Description: Enter description for the Certification Authority.
  • Passphrase & Confirm passphrase: You can set a passphrase for your CA according to your preference, but it is not required.
  • Attributes: The Common name field is mandatory, and will be used to refer to this CA in the future.
  • CA Validity: Set the CA validity dates using the Valid from and Valid to fields.

Figure 2-1
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macOS does not support certificates with validity ending after year 2037

Certificates with a Valid To date of 2037 or later are not supported. It is not possible to parse a date variable from the Certification Authority on macOS. The Agent cannot connect, because macOS is unable to accept the Certification Authority.

  1. Click Save to save your new CA. It will be listed in the Certification Authority list under Admin Certificates Certification Authorities, and will be ready for use.