Random Captcha Generator using HTML, CSS and JavaScript

 Random Captcha Generator using HTML, CSS and JavaScript

CAPTCHA is an anti-bot security feature that combines distorted letters and numbers. It is employed to differentiate between humans and automated bots. Its purpose is to restrict access to specific online features like registration or comment posting. The distorted characters pose a challenge that bots have difficulty solving.

 

Creating a captcha generator using HTML, CSS, and JavaScript could be quite an important skill for a developer. Whether you’re building a personal website or developing a client’s site.

The purpose of this blog post is to teach you how to develop a Captcha Generator using HTML, CSS, and JavaScript. Essentially, we’ll be designing a form that randomly generates a combination of letters and numbers in an unordered format. We’ll then need to fill in the correct letters to determine if we’ve accurately solved the captcha. By the end of this post, you’ll have gained the knowledge and skills needed to create and implement captchas on your own websites.

Steps For Creating Custom Captcha Generator in HTML

To create a captcha generator using HTML, CSS, and vanilla JavaScript, follow the given steps line by line:

1. Create a folder. You can name this folder whatever you want, and inside this folder, create the mentioned files.
2. Create an index.html file. The file name must be index and its extension .html
3. Create a style.css file. The file name must be style and its extension .css
4. Create a script.js file. The file name must be script and its extension .js

To start, add the following HTML codes to your index.html file to create a basic layout for the captcha generator.

Next, add the following CSS codes to your style.css file to style the captcha generator and make it interactive and beautiful.

Finally, add the following JavaScript code to your script.js file to make the to generate random captcha and validated our entered captcha.

Conclusion and Final Words

I hope this blog post taught you how to make your own Captcha Generator using HTML, CSS, and JavaScript. The coding process is simple and easy to understand, so you can customize your generator to your needs.

 

 

 

 

See the Pen Untitled by kinza dogar (@kinza-dogar) on CodePen.