See below for revoking certificates in bulk. 

To revoking certificates in bulk

1. Log in as an administrator with one of the following roles.
   • The global_admin role.
   • The <ca>_admin role for the certificate authority that issued the certificates.
   • A Certificate Role with permission to revoke certificates for the same certificate authority and certificate profile.
2. Go to Control > Certificates.
3. Click Bulk Actions.
4. In the Select bulk actions drop-down list, select Revoke.
5. Configure a filter for the certificates you want to edit. Use the filter options to combine several filters.
6. In the Revocation Reason drop-down list, select the reason for revoking certificates.
7. In the Comment text box, provide a comment for revoking certificates.
8. Click Save to add all the certificates matching the filter to the revocation background task. 

   An INFO log will indicate the number of revoked certificates upon task completion.