Knowledge Base

This guide provides the step-by-step process for uploading a custom SSL certificate to Cloudflare and ensuring it is properly bound to your domain. This enables Cloudflare to serve your certificate at the edge and ensures secure HTTPS connections.

This guide provides the step-by-step process for creating a Certificate Signing Request (CSR) using Windows certreq.exe, submitting it to a Certificate Authority (CA), and installing the issued SSL certificate for use in MDaemon’s SSL/HTTP services. This ensures secure encrypted communication for your mail server.

This guide provides detailed instructions for installing SSL/TLS certificates in Microsoft Exchange 2019 to ensure secure communication between clients and the Exchange server. It covers the entire process, including importing Certificate Authority (CA) certificates using the Microsoft Management Console (MMC) and installing the server certificate through the Exchange Management Shell.

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.

Learn how to install and configure a Sectigo SSL certificate on a Node.js server. This step-by-step guide covers prerequisites, uploading certificate files, updating your Node.js HTTPS server code, and verifying SSL installation for secure communication.

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 why public SSL certificates cannot be issued for internal IP addresses or hostnames and explore secure alternatives like private CAs and Sectigo Private PKI solutions for internal systems.

Access New Sectigo Public Certificate Chain

WHOIS Email DCV Deprecation

This article explains the steps involved in exporting a PFX (Personal Information Exchange) file format with 3DES (Triple Data Encryption Standard) encryption.