Knowledge Base

This guide provides the step-by-step process for creating a CSR on macOS using Keychain Access and using Open SSL. A CSR is required to request and obtain digital certificates for secure communication and authentication.

Create a Certificate Signing Request (CSR) in Microsoft Exchange Server 2019 with ease. Follow this guide for prerequisites, shell commands, and CSR file retrieval.

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.

These instructions will show you how to generate a certificate signing request (CSR) and install a certificate in Microsoft Azure Key Vault. You will need to create a Key Vault in your Azure account before using this how-to.

Access New Sectigo Public Certificate Chain

WHOIS Email DCV Deprecation

Understanding Certificate Transparency (CT) Logs and Precertificates

Enterprise Public Key Infrastructure (E-PKI) Manager User guide

Use the built-in Keychain Access utility on macOS to generate a Certificate Signing Request (CSR) for a secure email certificate, then submit the CSR to Sectigo to obtain the issued certificate.

Sectigo customers request a Verified Mark Certificate (VMC) through the Sectigo shopping page and a guided certificate ordering wizard.