Certificate Lifecycle

Getting, installing, renewing, and managing SSL certificates from free options to enterprise providers.

From getting your first certificate to managing renewals at scale, the certificate lifecycle has many moving parts. These articles cover free and paid options, installation steps, renewal workflows, and why auto-renew alone is not enough.

For a comprehensive overview, see our SSL Monitoring Guide.

Free SSL Certificates: Your Complete Guide

Everything about free SSL certificates: Let's Encrypt, ZeroSSL, Cloudflare, and hosting providers. How free certificates work, their limitations, and when to pay.

SSL Certificate Renewal: Complete Process Guide

Step-by-step guide to renewing SSL certificates, covering auto-renewal with Let's Encrypt, manual renewal with commercial CAs, key rotation, common failures, and post-renewal verification.

SSL Certificate Renewal Checklist

Step-by-step SSL certificate renewal checklist. From inventory to validation to deployment — never miss a renewal or break your site with a bad certificate swap.

Why Auto-Renew Isn't Enough for SSL Certificates

Auto-renewal sounds foolproof. It isn't. Certbot failures, DNS changes, server migrations, and silent errors that leave you with an expired certificate.

Using Let's Encrypt in Production: Best Practices

Best practices for running Let's Encrypt in production: Certbot configuration, renewal automation, monitoring, rate limits, and failure handling.