How to resolve the error "certificate has expired or is not yet valid" when installing the UTMStack agent on a Windows PC or server.

Created by Juan Manuel Libera Frómeta, Modified on Sat, 28 Jan 2023 at 12:23 PM by Juan Manuel Libera Frómeta

This error message indicates that the certificate of the UTMStack master or proxy to which the agent is connecting is invalid. The certificate needs to be updated with one that is signed by either a public certification authority or your own certification authority.

To resolve this issue, follow these steps:

  1. Update the default certificate provided by the platform with a certificate signed by a public certification authority or your own certification authority.

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