Knowledge Base

To display your brand logo in email clients using a Verified Mark Certificate (VMC), your logo must meet strict formatting requirements. Specifically, it must be in Scalable Vector Graphics (.SVG) format and adhere to the SVG Portable/Secure (SVG-P/S) profile.

Learn how to request a Verified Mark Certificate (VMC) easily with this step-by-step guide. Discover the ordering process, account setup, domain validation, trademark and logo requirements, and best practices to ensure smooth certificate issuance.

Learn how to achieve DMARC compliance for Verified Mark Certificates (VMC). This guide explains DMARC, its importance for email security, and step-by-step instructions for configuring SPF, DKIM, and DMARC records.

Learn how to securely configure Microsoft Exchange Server by generating a Certificate Signing Request (CSR), installing an SSL certificate via the Exchange Admin Center (EAC), assigning services, verifying installation, and importing intermediate certificates. This step-by-step guide ensures encrypted communication and proper certificate deployment for your exchange server.

Discover how to add a cross-sign certificate on Windows, remove the Sectigo Root R46/E46, and properly bind your SSL certificate to a website using Microsoft IIS. Get step by step instructions with examples.

This article outlines the process for securely importing an S/MIME certificate into Windows Certificate Manager through a step-by-step guide. It provides clear steps to access the certificate store, run the Certificate Import Wizard, and choose the correct storage location.

Microsoft IIS and other Windows-based TLS servers will provide a certificate chain

Access New Sectigo Public Certificate Chain

WHOIS Email DCV Deprecation

Step-by-step Guide to Generating CSR and Installing SSL Certificate on Apache Server