HTTP (Hypertext Transfer Protocol) is an application-layer protocol used for transmitting hypermedia documents, such as HTML. It plays a crucial role in communication between web browsers and web servers, but it can also serve other purposes.

Here are some key points about HTTP:

  1. Client-Server Communication:
    HTTP operates in a client-server model.  Clients, typically web browsers, initiate requests to fetch resources (like HTML documents) from servers.  Servers respond with answers (called responses).  Between clients and servers, there are intermediary entities (such as proxies) that handle requests and perform various operations.
  2. Request-Response Model:
    Clients send requests, and servers respond.  Requests include information like the resource to fetch, headers, and other details.  Responses contain the requested data (e.g., HTML content, images, videos).
  3. Evolution and Extensibility:
    Designed in the early 1990s, HTTP has evolved.  It is an extensible protocol, allowing for additional features and adaptations.  HTTP can be sent over TCP or TLS-encrypted TCP connections.
  4. Web Foundation:
    HTTP is the foundation of the World Wide Web.  It ensures information flows from one place to another, much like ships carrying goods across the ocean.  In summary, HTTP is the backbone of data exchange on the web, enabling us to access websites, view content, and interact with online resources.

In summary, HTTP is the backbone of data exchange on the web, enabling us to access websites, view content, and interact with online resources.

HTTPS (Hypertext Transfer Protocol Secure) is an extension of the Hypertext Transfer Protocol (HTTP). It enhances security during communication over computer networks, particularly on the Internet.

Here are the key points about HTTPS:

  1. Encryption and Security:
    HTTPS uses encryption to secure data transfer.  The communication protocol is encrypted using Transport Layer Security (TLS) or, formerly, Secure Sockets Layer (SSL).  It’s sometimes referred to as HTTP over TLS or HTTP over SSL.
  2. Motivations for HTTPS:
    Authentication: HTTPS ensures the authenticity of the accessed website.  Privacy and Integrity: It protects data integrity and privacy during transit.  Guards against man-in-the-middle attacks.
    Bidirectional encryption safeguards communication from eavesdropping and tampering.
  3. Server-Side Digital Certificates:
    To achieve HTTPS, a trusted third party signs server-side digital certificates.  Historically, this was expensive, so HTTPS was mainly used for secured payment transactions and corporate systems.  However, campaigns by organizations like the Electronic Frontier Foundation led to wider adoption.
  4. Usage Today:
    HTTPS is now more prevalent than the original non-secure HTTP.
    It’s used to protect page authenticity, secure accounts, and maintain user privacy during web browsing.

In summary, HTTPS ensures secure communication between web browsers and websites, safeguarding data integrity and privacy.

Here are the key benefits of using HTTPS (Hypertext Transfer Protocol Secure):

  1. Trustworthiness for Users:
    Websites using HTTPS are more trustworthy for users.  It’s like a restaurant displaying a “Pass” from the local food safety inspector.  Potential customers can trust that they can patronize the business without negative consequences.  In contrast, using HTTP is akin to displaying a “Fail” food safety inspection sign, with no guarantee of safety.  HTTPS encrypts communications using the SSL/TLS protocol, preventing data theft and confirming server authenticity.
  2. Enhanced Security:
    HTTPS ensures data encryption in both directions (to and from the origin server).  Malicious parties cannot observe the data being sent.  Usernames, passwords, and sensitive information remain protected during transit.  If websites handle personal data (e.g., bank account information), encryption shields that data as well.
  3. Website Authentication:
    Just as rideshare apps provide information about drivers (name, appearance, car details), HTTPS authenticates websites.  Users can verify they are interacting with the right website, even if it’s their first visit.
  4. Browser Warnings and Search Ranking:
    Modern browsers mark all HTTP websites as “not secure.”  Google considers HTTPS as a quality factor in search results.  Starting from Chrome 68, unsecured HTTP traffic is flagged as “not secure” in the URL bar.  Other browsers have followed suit.

In summary, HTTPS not only secures data but also builds trust, protects users, and ensures website authenticity. It’s a crucial step toward a safer and more reliable web experience.

If your site is currently unsecured, please contact Langer Enterprises LLC and I will install an SSL certificate for you!