google captcha code example

Example 1: recaptcha

What is reCAPTCHA? reCAPTCHA protects your website from fraud and abuse. reCAPTCHA uses an advanced risk analysis engine and adaptive challenges to keep malicious software from engaging in abusive activities on your website.

Example 2: captcha code

<html>  <head>    <title>reCAPTCHA demo: Simple page</title>     <script src="https://www.google.com/reCAPTCHA/api.js" async defer></script>  </head>  <body>    <form action="?" method="POST">      <div class="g-reCAPTCHA" data-sitekey="your_site_key"></div>      <br/>      <input type="submit" value="Submit">    </form>  </body></html>

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