Knowledge Base

Create and verify a CNAME record on your public DNS so Sectigo can confirm domain control for a DV certificate.

How to Create a DNS BIMI record

Legal Existence for VMC/CMC

Minimum requirements for mark certificates

Guidelines for replacement of VMC/CMC

Clarification about SA CRF for VMC/CMC

Access New Sectigo Public Certificate Chain

This article explains how to complete DCV for a domain in SCM Pro using email, DNS, or HTTP/HTTPS validation.

Complete Domain Control Validation (DCV) for a Sectigo certificate by responding to an email sent to one of five constructed mailboxes on the domain. You click a verification link and enter the unique code from the email to confirm control of the domain.

This guide provides step-by-step instructions to manually create a .wellknown/pki-validation directory on a Windows server hosting IIS, so you can place a validation file (for example, sectigo.html) for HTTP-based domain or organization validation.