Cluster 23: Technical SEO
What Are Https?
HTTPS (Hypertext Transfer Protocol Secure) is the encrypted version of HTTP. It uses SSL/TLS protocols to secure communication and data transfers between a web browser and a website’s server, preventing unauthorized third parties from intercepting or modifying sensitive information.
What We’ll Cover
We’ll discuss important aspects of Https including:
- Why A HTTPS Matters
- How A HTTPS Works
- Example Of A HTTPS
- Benefits Of A HTTPS
- HTTPS Mistakes
- HTTPS Related Terms
- HTTPS FAQ
Search Intent
Funnel Stage
Significance
Why HTTPS Matters
Mechanics
How HTTPS Works
HTTPS establishes a secure connection through an initial process called the SSL/TLS handshake:
- Handshake Initiation: The browser connects to the web server and requests a secure session.
- Certificate Validation: The server shares its SSL/TLS certificate and public key with the browser. The browser validates the certificate against trusted Certificate Authorities (CAs).
- Session Key Generation: Both parties generate a unique, symmetric session key used to encrypt all data sent between them.
- Encrypted Data Transfer: Once established, all text, credentials, and payment details transmit securely in an unreadable cipher.
Application
HTTPS Example
An online retailer notices high cart abandonment on their checkout page because Chrome displays a red ‘Not Secure’ badge on their plain HTTP domain. After installing a TLS certificate, configuring sitewide 301 redirects to HTTPS, and resolving mixed content warnings, the security badge turns into a secure padlock. As a result, the checkout drop-off rate decreases by 18%, and their organic keyword rankings see an immediate lift across target search terms.
Advantages
Benefits Of A HTTPS
- Higher Search Rankings: Serves as a confirmed ranking factor across Google search algorithms.
- Increased User Trust: Eliminates ‘Not Secure’ browser warnings that scare away high-intent buyers.
- Preserved Analytics Data: Retains referral data when visitors arrive from secure external sites, preventing attribution loss.
- Data Protection: Encrypts sensitive information such as login details, credit card numbers, and contact forms.
- Modern Protocol Support: Grants access to faster loading technologies like HTTP/2 and HTTP/3.
Pitfalls
HTTPS Mistakes
- Mixed Content Errors: Loading images, scripts, or stylesheets over HTTP instead of HTTPS, breaking the page security status.
- Improper Redirects: Failing to implement server-side 301 redirects from HTTP versions to HTTPS equivalents.
- Expired Certificates: Allowing SSL/TLS certificates to lapse, triggering immediate browser block screens.
- Unupdated Internal Links: Leaving hardcoded HTTP links in internal navigation, canonical tags, and XML sitemaps.
Vocabulary
HTTPS Related Terms
Questions
HTTPS FAQ
Https FAQs
Does switching to HTTPS improve SEO rankings?
Yes. Google confirmed HTTPS as a lightweight ranking signal. Securing your site also prevents browser security warnings that increase bounce rates and harm engagement metrics.
What is mixed content and how does it hurt Technical SEO?
Mixed content occurs when an HTTPS page loads resources such as images, scripts, or stylesheets over an unencrypted HTTP connection. This compromises page security, causes browsers to show warnings, and can block essential scripts from running.
Do I need 301 redirects when migrating to HTTPS?
Yes. You must implement sitewide 301 permanent redirects from all HTTP URLs to their exact HTTPS counterparts to transfer link equity, maintain search rankings, and prevent duplicate content issues.
Take Action
Subscribe to our newsletter.
Subscribe to our newsletter.