Instituto Superior Técnico

Serviços de Informática

How to obtain Técnico’s root digital certificate?

The IST Root Certification Authority certificate can be obtained at http://pki.ist.utl.pt.

Three types of certificates can be downloaded:

  • Download as PEM (Privacy Enhanced Mail) – a type of certificates for e-mail, websites and other kind of services
  • Download to Firefox – the certificate for the Mozilla Firefox browser
  • Download to Internet Explorer – the certificate for the Internet Explorer browser

The certificate must be installed as “CA”, “Root CA” or “Root Certifying Entity”, depending on the designation given by the operating system.