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How to use a public key

The public key provided by CSIRT.PolitécnicoGuarda guarantees the authenticity and security of communications. This detailed guide will help you use the CSIRT.PolitécnicoGuarda public key effectively with the Thunderbird email client.

  1. Download the Public Key: On the CSIRT.PolitécnicoGuarda website, on the home page, you will find a section entitled "Using the PGP Key" where you can download it using the "Download" button.

  1. Importing the Key Start Thunderbird and follow the procedures below:

    • Select "Tools" and choose "Configure Accounts".
    • Choose the email account in question and proceed to "Account Security".
    • Click on "Manage Keys" and then "Import".
    • Select the CSIRT.PolitécnicoGuarda public key file and run the import.

  1. Verification of email signatures:
    • Thunderbird automatically checks the digital signatures of emails from CSIRT.PolitécnicoGuarda.
    • Make sure the signature is valid before trusting the content of the message.
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  2. Communications encryption:
    • To send sensitive information to CSIRT.PolitécnicoGuarda, edit the email in Thunderbird.
    • Use the padlock icon on the toolbar to encrypt the message.
    • Select the public key of CSIRT.PolitécnicoGuarda as the recipient.

The use of CSIRT.PolitécnicoGuarda's PGP key, together with Thunderbird, consolidates an essential resource in promoting the security and authenticity of communications, helping to safeguard the academic community's sensitive information.

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