The vital distinction between HTTP and HTTPS in securing your online data

The vital distinction between HTTP and HTTPS in securing your online data

Know what the difference is and what each acronym means

by Kurt Knutsson
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Online dangers continue to evolve alongside the rise in digital shopping. As of 2025, nearly 8 in 10 Americans say they shop online more than they did before the COVID-19 pandemic. But with that convenience comes greater risk, especially when entering payment details on unfamiliar websites.

While you might have once looked for a padlock icon to confirm a site was secure, that visual cue has now changed. Major web browsers like Chrome, Safari, and Edge have replaced the traditional padlock with a new “page info” icon to better reflect what’s actually happening behind the scenes.

So, how can you tell if a website is secure? And does HTTPS still matter? Let’s break it down.

 

 

1-WOMAN SHOPPING ONLINE

 

What’s the difference between “HTTP” and “HTTPS”?

The difference between HTTP and HTTPS is that HTTPS uses an SSL (Secure Sockets Layer) certificate to encrypt all data transfer, while HTTP is not secured with an SSL certificate and is much more open to hackers stealing sensitive information.

HTTPS is Internet security geekspeak for Hypertext Transfer Protocol Secure, and it functions similarly to HTTP, except that it works to protect communication between web servers and browsers when transporting data. A website that begins with HTTP does not have this same layer of protection. 

It’s all about the letter “S”

In the simplest of terms, imagine you are sending a letter to your friend through the mail. HTTP is like sending a letter in a normal envelope. It is not very secure, and anyone who intercepts the letter can open it and read your message.

HTTPS is like sending a letter in a locked envelope. It is very secure, and only you and the recipient can open it and read your message.

 

Why is HTTPS more secure than HTTP?

HTTPS is more secure than HTTP because it uses an SSL certificate to encrypt the data that is transferred between the web server and the browser. This means that anyone who tries to intercept or tamper with the data will not be able to read or modify it.

 

How HTTPS protects your data with SSL certificates 

SSL certificates also verify the identity of the website, so you can be sure that you are dealing with a legitimate site and not a fake one. An SSL certificate is a digital document that contains information about the website, such as its domain name, owner, and expiration date.

It also has a public key and a private key, which are used to encrypt and decrypt data. The public key is shared with anyone who wants to communicate with the website, while the private key is kept secret by the website owner.

 

How your browser verifies and encrypts data with HTTPS

When you visit a website that uses HTTPS, your browser will check the SSL certificate and make sure that it is valid and matches the website’s domain name.

If everything is okay, your browser will establish a secure connection with the website and exchange encryption keys.

Then, all the data that is sent and received will be encrypted using these keys.

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How to identify HTTPS websites in your browser

You used to look for a padlock icon next to the web address to confirm HTTPS. That has changed. Most modern browsers, like Chrome, Edge, and Safari, have removed the traditional padlock icon.

Why? Because people mistakenly believed the padlock meant a website was safe overall. In truth, it only meant the connection was encrypted.

Now, you’ll see a new icon, often a small rectangle with lines, sliders, or “tune” bars. Clicking it still gives you details about the site’s certificate, permissions, and whether it’s using HTTPS.

What matters most: if you don’t see a warning like “Not secure,” then the site is using encryption.

 

2-WOMAN WORKING ON COMPUTER

 

Why you should avoid paying with credit cards on HTTP websites

Whether a site takes credit cards or not has nothing to do with whether it uses HTTP or HTTPS. However, if a site does take credit cards, it’s important that it uses HTTPS to protect the sensitive information being transferred.

If you’re on a website that uses HTTP and it’s telling you to pay for something with a credit card, you should probably steer clear of it.

The website could be a phishing page or be infected with some sort of malware that could hand your credit card information over to a hacker, and then they could do whatever they want with it.

 

3-MAN SEARCHING ON COMPUTER

 

What can I do to protect myself from a keylogging attack

There are a number of precautions that you can take to avoid becoming the next victim of a keylogging attack.

Have good antivirus software on all your devices

Keeping hackers out of your devices can often be prevented when you have good antivirus protection installed on all your devices. Having antivirus software on your devices will help make sure you are stopped from clicking on any known malicious links, attachments, or images that may install malware on your devices, allowing hackers to gain access to your personal information.

One of the top solutions we recommend is Norton Antivirus Plus, which extends protection beyond just traditional virus scanning. While iPhones have strong built-in security, Norton adds an important extra layer by helping block malicious websites, phishing links, and unsafe downloads before they can cause harm. If you accidentally tap a bad link in an email, text message, or social media post, Norton helps prevent access to known dangerous sites using its continuously updated threat intelligence. If you are interested in a strong antivirus with phone customer service, we recommend Norton Antivirus Plus. This product includes:
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Use a password manager

Keyloggers can’t record what you don’t type, so using a password manager that automatically fills in your login credentials can help you avoid typing them. You should also use strong and unique passwords for each account and change them frequently.

One of the best password managers out there is NordPass. It is secure, user-friendly, and uses zero-knowledge architecture with military-grade XChaCha20 encryption to protect your data. NordPass works across Windows, macOS, Linux, Android, iOS, and major browsers and includes features like:
  • Unlimited password storage
  • Secure sharing
  • Password health reports
  • Auto-fill and emergency access
  • Data breach monitoring to alert you if your credentials have been exposed
  • A Security Dashboard with tools like the Data Breach Scanner and Password Health Checker to identify weak, reused, or compromised passwords
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Keep your software and apps updated

Updating your operating system, browser, antivirus software, and other applications can patch any security vulnerabilities that hackers can exploit to install keyloggers. I know I sound like a broken record here. You should avoid clicking on suspicious links or attachments that may contain malware.

 

Use a Virtual Private Network (VPN)

We recommend using a VPN to protect against hackers snooping on your device.  VPNs will protect you from those who want to track and identify your potential location and the websites that you visit. 

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Kurt’s key takeaways

Always stay alert when visiting unfamiliar websites. Make sure the URL begins with HTTPS, especially before entering passwords, credit card numbers, or personal details. Don’t rely on the old padlock icon; browsers now display a “page info” or “tune” icon instead, which you can click to check the site’s security and permissions. Avoid any website flagged as “Not secure,” and never enter sensitive information on a site that uses only HTTP. Even with secure encryption, only trust sites you recognize; security starts with both the connection and the company behind it.

What else do you wish websites could do to prove that they are safe and secure? Let us know by commenting below.

FOR MORE OF MY TECH TIPS AND SECURITY ALERTS, SUBSCRIBE TO MY FREE CYBERGUY REPORT NEWSLETTER HERE

 

 

Copyright 2025 CyberGuy.com.  All rights reserved.  CyberGuy.com articles and content may contain affiliate links that earn a commission when purchases are made.

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