What Is an SSL Certificate? Bluehost Beginner’s Guide to SSL

An SSL Certificate (Secure Sockets Layer) is a digital certificate that encrypts the connection between a visitor’s browser and your website. This ensures that sensitive data—such as passwords, credit card details, and personal information—remains secure and protected from unauthorized access.

When a website has an SSL certificate installed, visitors will see:

• Protect sensitive data through encryption
• Build trust with visitors by displaying secure indicators
• Prevent browser warnings like “Not Secure”
• Improve SEO rankings, as search engines favor HTTPS sites

Without SSL, your website may appear unsafe to visitors, which can lead to lost traffic and reduced credibility.

• How SSL Certificates Work
• HTTP vs HTTPS: What’s the Difference?
• Types of SSL Certificates
• How to Enable SSL in the Bluehost Portal
• Forcing HTTPS on Your Website
• Common SSL Issues and Fixes
• Do You Need an SSL Certificate?
• Summary
   

How SSL Certificates Work

SSL certificates use encryption to secure data transferred between a browser and a server.

Here’s a simplified process:

1. A visitor opens your website
2. The server presents its SSL certificate
3. The browser verifies the certificate’s authenticity
4. A secure, encrypted connection is established
5. Data is transmitted safely between the user and the server

This process ensures that any intercepted data cannot be read by unauthorized parties.

HTTP vs HTTPS: What’s the Difference?

• HTTP (HyperText Transfer Protocol):
  • Data is transmitted in plain text
  • Vulnerable to interception
• HTTPS (HyperText Transfer Protocol Secure):
  • Data is encrypted using SSL
  • Safer for users and transactions

Switching from HTTP to HTTPS is a critical step in securing your website.

Types of SSL Certificates

There are different types of SSL certificates depending on your needs:

• Domain Validation (DV): Basic security for personal or small websites
• Organization Validation (OV): Verifies business identity
• Extended Validation (EV): Highest level of trust (commonly used for eCommerce)
• Wildcard SSL: Secures a domain and all subdomains
• Multi-Domain SSL: Secures multiple domains

Choosing the right type depends on your website’s purpose and security requirements.

How to Enable SSL in the Bluehost Portal

Bluehost makes it easy to activate a free SSL certificate using Let’s Encrypt.

Steps to Enable Free SSL:

1. Log in to your Bluehost Portal.
2. Click Websites from the left menu.
3. Select your website and click Manage.
4. Go to the Security tab.
5. Locate the SSL section.
6. Enable or manage your SSL certificate.

Once enabled, your site will begin using HTTPS.

To learn more on how to manage your SSL in Bluehost, refer to the How to Configure SSL Certificate and Submit Validation article.

Forcing HTTPS on Your Website

After activating SSL, you may want to ensure all traffic uses HTTPS.

You can do this by:

• Updating your website URLs to use https://
• Editing your .htaccess file (advanced users)
• Using plugins (for WordPress users)

This ensures visitors always access the secure version of your site.

Common SSL Issues and Fixes

• Mixed Content Warning
  • Occurs when some resources load over HTTP
  • Fix by updating all links to HTTPS
• SSL Not Showing as Active
  • Wait for propagation (can take a few hours)
  • Ensure your domain points correctly to your hosting account
• “Not Secure” Warning
  • Confirm SSL is installed and enabled
  • Force HTTPS across your website

Do You Need an SSL Certificate?

Yes—SSL is no longer optional.

You should use an SSL certificate if your site:

• Collects user data (logins, forms)
• Processes payments
• Wants to improve trust and SEO

Even basic websites benefit from SSL security.

Summary

An SSL Certificate is essential for protecting your website and your visitors. It encrypts data, builds trust, and ensures your site uses HTTPS instead of HTTP. Bluehost makes SSL easy to manage through the Bluehost Portal, with free SSL certificates available on most hosting plans. By enabling SSL and enforcing HTTPS, you can create a safer and more professional experience for your users.