SSL Certificates Explained: Free vs Paid, Types & How to Install

If you've ever noticed the padlock icon in your browser's address bar, you've already interacted with SSL. But what exactly is an SSL certificate, why does every website need one, and how do you actually get one set up? This guide breaks it all down — from the basics to hands-on installation inside cPanel.

What Is an SSL Certificate?

SSL stands for Secure Sockets Layer, though the modern protocol is actually called TLS (Transport Layer Security). SSL/TLS certificates serve two purposes:

1. Encryption — They encrypt the data traveling between a visitor's browser and your web server, so that passwords, form submissions, and payment details can't be intercepted in transit.
2. Authentication — They verify that the website a visitor connected to is genuinely the one it claims to be, not an impostor. When a certificate is installed and valid, your site loads over https:// instead of http://, and browsers display a padlock icon next to the address bar. Without one, modern browsers like Chrome and Firefox actively warn visitors that your site is "Not Secure" — which kills trust and conversions before a visitor even reads your first sentence.

Why Every Website Needs HTTPS in 2026

There was a time when HTTPS was considered optional for anything that didn't process payments. That time has passed. Here's why SSL is now non-negotiable:

Google Uses HTTPS as a Ranking Signal

Google confirmed that HTTPS is a ranking factor. All else being equal, a site with SSL will rank higher than the same site without it. If you've invested anything in SEO, skipping SSL undercuts that work.

Browsers Actively Flag HTTP Sites

Chrome (which holds roughly 65% of global browser market share) marks all HTTP sites as "Not Secure" in the address bar. For many visitors, that warning is enough to make them close the tab and never come back.

Core Web Vitals and HTTP/2

Modern web performance features — including HTTP/2, which dramatically speeds up page load times — require HTTPS. If your site runs on plain HTTP, you're leaving significant performance improvements on the table.

It's Expected

Visitors have been conditioned to look for the padlock. A missing padlock on a contact form, login page, or checkout — even a simple one — erodes confidence in your brand.

Types of SSL Certificates

Not all SSL certificates are the same. They vary by how much identity verification the issuing Certificate Authority (CA) performs.

Domain Validated (DV)

What it verifies: That the person requesting the certificate controls the domain.
How: Automated — usually by placing a file on the server or adding a DNS record.
Issuance time: Minutes to hours.
Padlock indicator: Standard padlock.
Best for: Blogs, portfolios, informational sites, and small business websites.

DV certificates are the most common type and what Let's Encrypt (discussed below) issues. They confirm ownership but do not verify the legal identity of the organization behind the site.

Organization Validated (OV)

What it verifies: Domain control plus the legal existence of the requesting organization (business name, location).
How: Manual vetting by the CA — they may call your listed phone number or verify against business registries.
Issuance time: 1–3 business days.
Padlock indicator: Standard padlock (details visible in certificate info).
Best for: Company websites, professional services, medium-sized businesses.

OV certificates add a layer of trust because a human checked that your business is real.

Extended Validation (EV)

What it verifies: Domain control, legal identity, physical address, and operational status — the most rigorous vetting process.
How: Thorough manual review; requires legal documentation.
Issuance time: 1–5 business days.
Padlock indicator: Standard padlock (older browsers used to show a green bar with the company name, but most modern browsers no longer display this differently).
Best for: Banks, large e-commerce stores, enterprises handling sensitive data.

The visual distinction between OV and EV has diminished in modern browsers, making EV certificates a harder value proposition to justify for most small and medium businesses.

Wildcard Certificates

A wildcard certificate covers a root domain and all of its subdomains with a single certificate.

For example, a wildcard for *.yourdomain.com covers:

• www.yourdomain.com
• store.yourdomain.com
• mail.yourdomain.com
• blog.yourdomain.com Wildcards are available as both DV and OV. They save significant time and cost if you manage multiple subdomains.

Multi-Domain (SAN) Certificates

A Subject Alternative Name (SAN) certificate covers multiple distinct domain names under a single certificate — useful if you manage several domains and want to consolidate certificate management.

Free vs. Paid SSL Certificates

Free SSL: Let's Encrypt

Let's Encrypt is a nonprofit Certificate Authority that issues free DV certificates. It is backed by major technology companies including Mozilla, Google, Cisco, and the Electronic Frontier Foundation.

Pros:

• Completely free, forever
• Automated issuance and renewal
• Widely trusted by all major browsers and operating systems
• Integrated into cPanel via AutoSSL (more on this below) Cons:
• DV only — no OV or EV
• Certificates expire every 90 days (renewal is typically automated, but misconfigured servers can let them lapse)
• No warranty or financial guarantee from the CA For the vast majority of websites — including most small business sites, blogs, portfolios, and even many e-commerce stores — Let's Encrypt is all you need.

Paid SSL Certificates

Paid certificates from commercial CAs like DigiCert, Comodo/Sectigo, and GlobalSign offer:

• OV and EV validation — for businesses that need verified identity displayed in certificate details
• Longer validity — some offer 1–2 year certificates (though the maximum is being reduced by browsers over time)
• Wildcard and SAN options — available at various price points
• Warranties — commercial certificates typically include a financial warranty (e.g., $10,000–$1.75 million) in case of a CA-side issuance error, though these are rarely invoked in practice
• Dedicated support — from a real company if issuance or renewal problems arise Consider a paid certificate in these situations:
• Your business requires OV or EV validation for compliance or customer trust reasons
• You need a wildcard or multi-domain cert that Let's Encrypt's automation doesn't fit

• You need a longer-lived certificate for offline systems or appliances that can't auto-renew

How SSL Works: A Quick Technical Overview

When a visitor navigates to your HTTPS site, the following happens in milliseconds:

1. The browser requests your server's SSL certificate.
2. Your server sends the certificate, which contains your public key and the CA's digital signature.
3. The browser verifies the CA's signature using a list of trusted root certificates built into the operating system and browser.
4. A session key is negotiated using asymmetric encryption (your public/private key pair).
5. All subsequent communication is encrypted with that session key using fast symmetric encryption. This process is called a TLS handshake, and it happens before a single byte of your webpage is transferred.

AutoSSL in cPanel: Free SSL in One Click

If your website is hosted on a cPanel account (as all Lone Star Hosting plans are), you have access to AutoSSL — a built-in feature that automatically provisions and renews free SSL certificates for all domains and subdomains on your account.

How to Enable AutoSSL

1. Log in to your cPanel account.
2. Navigate to Security → SSL/TLS Status.
3. You'll see a list of all domains and subdomains on your account, each with a current SSL status.
4. Domains without a valid certificate will show a yellow warning icon.
5. Click Run AutoSSL at the top of the page. cPanel will contact Let's Encrypt, verify your domain ownership automatically, and install the certificate. In most cases this completes within a few minutes.

AutoSSL runs on a scheduled basis (typically daily), so even if a certificate approaches expiration, it will be renewed automatically without any action on your part.

Troubleshooting AutoSSL

If AutoSSL fails for a domain, common causes include:

• The domain doesn't resolve to your server's IP. If your DNS is pointed elsewhere (e.g., through Cloudflare in proxy mode), Let's Encrypt may not be able to verify ownership via the HTTP challenge. Temporarily disable Cloudflare's proxy (orange cloud → gray cloud) during issuance, or configure Cloudflare to use a DNS challenge.
• The domain has CAA records that exclude Let's Encrypt. Check your DNS zone for CAA records and ensure letsencrypt.org is listed as an authorized CA.
• The .well-known directory is blocked. Some .htaccess rules or WordPress security plugins block access to the /.well-known/acme-challenge/ path. Temporarily disable those rules during the AutoSSL run.

Manually Installing an SSL Certificate in cPanel

If you've purchased a certificate from a commercial CA, here's how to install it manually.

What You'll Receive from Your CA

After purchasing and completing verification, your CA will provide:

• Certificate (.crt) — the actual signed certificate for your domain
• Private key (.key) — generated when you created your Certificate Signing Request (CSR); may already be on your server
• CA Bundle / Intermediate chain (.ca-bundle or .pem) — the chain of certificates linking your cert to the CA's trusted root

  Installation Steps

1. Log in to cPanel.
2. Go to Security → SSL/TLS.
3. Click Manage SSL Sites under the "Install and Manage SSL for your site (HTTPS)" section.
4. Select your domain from the dropdown.
5. Paste the contents of your .crt file into the Certificate (CRT) field.
6. Paste the contents of your .key file into the Private Key (KEY) field.
7. Paste the contents of your CA Bundle into the Certificate Authority Bundle (CABUNDLE) field.
8. Click Install Certificate. cPanel will configure Apache or LiteSpeed to serve your site over HTTPS immediately.

Forcing HTTPS: Redirecting All HTTP Traffic

Installing a certificate doesn't automatically redirect visitors from http:// to https://. You need to configure that redirect separately.

Option 1: cPanel's Built-In Redirect

1. In cPanel, go to Domains → Redirects.
2. Set the type to Permanent (301).
3. Set the redirect source to http://yourdomain.com and enter https://yourdomain.com as the destination.
4. Check "Wild Card Redirect" to cover all pages.

   Option 2: .htaccess Rule (Apache)

Add the following to the top of your .htaccess file:

RewriteEngine On
RewriteCond %{HTTPS} off
RewriteRule ^(.*)$ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]

Option 3: WordPress Settings

If you're using WordPress, update the Site Address settings:

1. Go to Settings → General.
2. Change both the WordPress Address and Site Address from http:// to https://.
3. Save. Then install a plugin like Really Simple SSL to handle the redirect and fix any mixed content issues automatically.

Mixed Content: The Hidden HTTPS Problem

After installing SSL and forcing HTTPS, you may notice your padlock is missing or broken. This is almost always a mixed content issue — your page is served over HTTPS, but it's loading some resources (images, scripts, stylesheets) over HTTP.

Browsers block or warn about mixed content because it undermines the security HTTPS provides.

How to Fix Mixed Content

1. Use your browser's developer tools (F12 → Console) to identify which resources are loading over HTTP.
2. Update hardcoded URLs in your content — search your database or files for http://yourdomain.com and replace with https://yourdomain.com.
3. For WordPress, a plugin like Really Simple SSL or the free version of Better Search Replace can scan and fix mixed content in your database automatically.
4. For external resources (fonts, scripts from CDNs) — these are usually already available over HTTPS; simply change http:// to https:// in the embed code, or use protocol-relative URLs (//cdn.example.com/...).

SSL and Your Hosting Plan at Lone Star Hosting

All Lone Star Hosting plans include free SSL certificates via cPanel AutoSSL, powered by Let's Encrypt. Your certificates are provisioned automatically when your account is activated and renewed without any intervention required on your part.

If you need an upgraded certificate — such as an OV or EV certificate for a professional services or e-commerce site — our team can assist with manual installation. Contact us at support@lstarhosting.com and we'll walk you through the process.

Summary

The bottom line: if you're hosting with Lone Star Hosting, your free SSL certificate is already waiting for you in cPanel. Enable AutoSSL, force the HTTPS redirect, and fix any mixed content — and your site will be secure, trusted, and SEO-ready.

Need help setting up SSL on your hosting account? Contact our support team — we're happy to help get you secured.