What is HTTPS?
And Why It Matters
What is HTTPS?
December 6, 2022 at 11:59pm
2 minute read
Table of Contents

    HTTPS, or Hypertext Transfer Protocol Secure, is a protocol used to secure communication over the internet. It is the successor to the standard HTTP protocol, which is the foundation of the World Wide Web. HTTPS provides an additional layer of security by encrypting the communication between a web server and a client, such as a web browser.

    Why is HTTPS important?

    In today's connected world, we rely on the internet for many of our daily activities. From online shopping and banking to social media and email, we often share sensitive information over the internet. Without HTTPS, this information could be intercepted by attackers, who could use it to gain access to your accounts or steal your personal information.

    By using HTTPS, you can protect your information from being accessed by unauthorized parties. When you visit a website using HTTPS, your connection to the website is encrypted, making it much harder for anyone to intercept the information you are sending or receiving. This can help to prevent identity theft, phishing attacks, and other forms of cybercrime.

    How does HTTPS work?

    HTTPS works by establishing an encrypted connection between a web server and a client. This is done using a technology called Secure Sockets Layer (SSL) or Transport Layer Security (TLS). When you visit a website using HTTPS, your web browser will request a security certificate from the server. This certificate contains information about the website's identity and encryption methods.

    Once the certificate has been verified, the server will send a public key to the client. The client can then use this key to encrypt the information it sends to the server. The server uses a private key to decrypt the information. This ensures that only the client and server can read the information, protecting it from being intercepted by anyone else.

    In addition to encrypting the communication between a web server and a client, HTTPS also ensures the integrity of the information being transmitted. This means that the data cannot be modified or corrupted during transmission, ensuring that it is received by the server in its original form.

    How can I tell if a website is using HTTPS?

    You can tell if a website is using HTTPS by looking at the address bar in your web browser. If the website is using HTTPS, the address will begin with "https://" instead of "http://". In some cases, you may also see a padlock icon next to the address, indicating that the connection is secure (like on Google Chrome).

    In conclusion, HTTPS is an important technology that helps to protect your information when you are using the internet. By using HTTPS, you can ensure that your information is encrypted and cannot be accessed by unauthorized parties. This can help to protect you from cybercrime and other online threats.

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    This post was written by Wil Costigan
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