Comodo's Certificates Revocation

To revoke a Comodo's certificate, please open a ticket by sending an email to with following informations :

  • Subject: Comodo Certificate Revocation
  • your institution name (ie: "University of Nothing Ham")
  • the common name (CN) associated with the certificate (ie: CN=www.nothing.ham)
  • the certificate's number (ie: 13666)
We will then contact the known associated DCS Contact Person to get confirmation and, afterwards, we will process the revocation.