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What is the Difference between HTTP and HTTPS?

Understanding the difference between HTTP and HTTPS is essential to understanding web security. HTTP is the protocol that transfers data across the web, while HTTPS is a more secure version of HTTP that uses encryption.

What is HTTP?

The Hypertext Transfer Protocol( HTTP) is the foundation of the World Wide Web. It’s a set of rules that govern how data is transferred between web browsers and servers. HTTP is responsible for loading webpages, making API calls, and other forms of data transfer.

What is an HTTP request?

There are two main types of HTTP messages: requests and responses. HTTP requests are generated by a user’s browser as they interact with a website. For example, when a user clicks on a link, their browser will send an HTTP request to the server that hosts the website. The server will then send back an HTTP response, which contains the content of the requested page.

What is HTTPS?

HTTPS stands for Hypertext Transfer Protocol Secure. It’s a more secure version of HTTP that uses encryption to protect data from being intercepted by malicious actors. When a website uses HTTPS, the URL will start with “https://” instead of “http://”.

How does HTTPS work?

HTTPS uses TLS (Transport Layer Security) to encrypt HTTP requests and responses. TLS uses a public key infrastructure (PKI) to establish a secure connection between a client and a server. The server’s public key is used to encrypt the data, and the client’s private key is used to decrypt it. This ensures that only the intended recipient can read the data.

What are the benefits of HTTPS?

HTTPS provides a number of security benefits over HTTP, including:

  • Data confidentiality: HTTPS encrypts data so that it can not be intercepted by malicious actors.
  • Data integrity: HTTPS ensures that data is not tampered with during transmission.
  • Authentication: HTTPS verifies the identity of the server, so users can be sure that they are communicating with the correct website.

Why should I use HTTPS?

All websites should use HTTPS, especially those that handle sensitive data such as credit card numbers or passwords. HTTPS is the standard for secure web browsing, and it’s essential for protecting your privacy and security.

Conclusion

HTTPS is a more secure version of HTTP that uses encryption to protect data from being intercepted by malicious actors. All websites should use HTTPS, especially those that handle sensitive data such as credit card numbers or passwords.

For more information, questions, or help with your business IT systems, contact PTS today.

PTS Computer Network Services web site administrator.