SSL/TLS Certificate Knowledgebase

Knowledge hub of SSL Guides, Manuals, and Resources

Certera.com Knowledge base is a hub of different online resources, helping newbies and professionals understand digital certificates thoroughly. Whether you only want to clear the basics, understand the exact definition, or want to know the purchase, installation, renewal, and management procedure, we provide them all in a single place. Certera got an accurate answer/solution directly from industry experts for every certificate query.

Certera's Knowledgebase

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How to Use DNS Validation with AutoInstall SSL for Wildcard SSL Issuance?

Prerequisites This process will be interrupted in the middle of it if any of the following is skipped. Steps to Configure DNS Validation for AutoInstall SSL Step 1: Purchase Wildcard Certificate Step 2: Start the SSL Certificate Order Note: In the case of a wildcard SSL configuration, DNS validation cannot…
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How to Install an SSL Certificate in cPanel with Auto-Install SSL?  

Installing an SSL certificate in cPanel is one of the easiest ways to secure your website, and Auto-Install SSL makes the process even faster by automating much of the configuration. Whether you’re managing a single website or multiple domains, Auto-Install SSL helps you deploy your SSL certificate, enable HTTPS, and protect your…
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How to Install SSL Certificates on Linux Automatically With AutoInstall SSL?

Installing SSL certificates manually on Linux can be time-consuming and prone to configuration errors. AutoInstall SSL simplifies the entire process by automatically importing your SSL certificate, configuring your web server, enabling HTTPS, and restarting the required services. This step-by-step guide explains how to install SSL certificates automatically on Linux servers…
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How to Install an SSL Certificate on Windows Using AutoInstall SSL?

Prerequisites Before Installation Windows AutoInstallSSL Setup Steps for SSL Auto Installation Step 1: Start Certificate Enrollment in CertPanel Step 2: Choose Automatic Installation and Server Type: Select “Automatic Installation”, and input your contact info. Choose Windows as the server type, and choose to protect only the root domain or to…
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How to Use ACME and CertBot for SSL/TLS Certificate Automation?

Three seconds. That’s all it takes for a visitor to encounter a browser message, freak out, and never return. Nobody sticks around for “Your connection is not private“. They close the tab. They don’t come back. And the worst part? It’s not a new phishing attack or some other technical…
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What is Wildcard Redirect? Examples and How to Do Redirect?

What is Wildcard Redirect? Wildcard redirection is a URL redirection mechanism in which a wildcard character such as * is used to match a specific pattern of the URL and then redirect the matched URL to a particular location. This approach is most relevant for dealing with changes to URLs…
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What is P7b Format? How to Open, Create, Convert?

Digital certificates are essential for securing communication, authenticating users and providing encryption between systems. The P7B certificate is one of the most widely used certificate file types, particularly in enterprise and interactive applications, such as operating within a Windows environment. Anyone who has worked with SSL certificates, code signing or…
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How to Install Sectigo ACME SSL Certificates on cPanel/WHM using Certbot?

SSL certificate lifespans are shrinking from 397 days to 47 days, and every sysadmin managing cPanel/WHM servers who still relies on manual installs will face expired certificates, broken sites, and compliance failures. Sectigo’s ACME Certificate solves this, but it does not integrate natively into cPanel or WHM. Sysadmins who do…
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How to Install an ACME SSL Certificate in Kubernetes Using Cert-Manager?

Summary When your cluster is handling traffic over an unsecured TLS channel, all traffic sent between your users and services is readable in plain text. If you are running NGINX Ingress or Traefik without automation for certificate management, then you are one expired certificate away from a production outage. Cert-manager…
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How to Install an ACME SSL Certificate on LiteSpeed Using acme.sh?

With a LiteSpeed server without SSL, your website will be identified as “Not Secure” by browsers, and visitors will leave. This is the process of creating, installing, and auto-renewing an ACME SSL Certificate on LiteSpeed (OpenLiteSpeed or LiteSpeed Enterprise) with acme.sh and EAB credentials. If you miss a step, the…