Category — Page 5

How-To Guides — Page 5

50 task-focused guides covering the full lifecycle of certificate management, across every major server platform and format.

How to Check Which Certificate a Server Is Actually Serving

What your config file says and what the server actually presents can differ — verify directly.

How to Set Up SSL Termination at a Load Balancer

Terminate once, at the edge, and let backend servers stay simpler.

How to Configure Strong TLS Settings on Nginx

A short, current configuration block rather than a hand-assembled cipher list.

How to Configure Strong TLS Settings on Apache

Same goal as the Nginx version, different directive names.

How to Set Up a Certificate Monitoring Alert

Free tools that watch expiry for you, so renewal is never a surprise.

How to Bulk-Renew Certificates for Multiple Domains

One Certbot invocation, or a loop, rather than renewing domain by domain.

How to Set Up SSL for a Reverse Proxy (Nginx/Caddy)

Caddy does this almost entirely automatically — worth knowing before manually configuring Nginx.

How to Recover From a Lost Private Key

There's no recovery — reissuance is the only path forward.

How to Set Up Certificate Auto-Discovery on a Server With Many Domains

AutoSSL and similar tools that issue certificates for every domain automatically, without a manual list.

How to Downgrade or Upgrade a Certificate Type (DV to OV)

Not an in-place change — it's a new certificate with a different validation process behind it.