Download and install

The public keys are used to verify that the certificates that reach our computer equipment have been issued by one of the certification authorities in the hierarchy of entities of the AOC Consortium.

To download the two public keys press the following links:

1.- key of the certifying body of the AOC Consortium
2.- key of the citizen certification entity

Depending on your browser , do the following installation steps:

  • Internet Explorer, Edge and Google Chrome on Windows operating system:
    • Save the files to your hard drive.
    • Run the file and follow the steps in the wizard.
  • Mozilla Firefox on Windows, Linux or MAC system
    • Save the files to your hard drive.
    • Inside Firefox import the downloaded file by opening the options from the right side menu, Options > Advanced > Certificates > View certificates > Entities tab > Import > Select file.
  • Safari and Google Chrome on MAC
    • Save the files to your hard drive.
    • Double-click the downloaded file, and accept the installation in the certificate store.
    • In order for the idCAT certificate to be recognized as trusted, you must access MAC Keys - Certificates tab - double-click on the EC-ACC public key and click on the Get information menu and on this screen, in the Trust drop-down, mark Always trust ( the password asked on completion is your MAC password):



Note : If you have an antivirus installed on your computer, it may not recognize the file type and display a security alert to confirm trust.


To uninstall public keys in Windows follow these steps:

1. Access the Windows certificate store from the search bar –> “Manage user certificates”

2. Next, go to the “Trusted Root Certification Authorities” folder, find the “EC-ACC” certificate and delete it.

3. Access the "Intermediate certification entities" folder, search for the "EC-Ciutadania" certificate and delete it.

Note: You will need to be a team administrator to perform the delete action.