The captcha plugin keeps WordPress sites safe from spam and password hacks by requiring a simple test to prove you're human, not a computer.

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The ZT Captcha plugin is a robust security tool for WordPress websites, offering a range of features that allow administrators to customize the captcha functionality. Here are the key features:
1. Form Integration: Administrators can enable or disable the captcha on various default WordPress forms such as:
<ul>
<li>Login form.</li>
<li>Registration form.</li>
<li>Reset password form.</li>
<li>Comment form.</li>
</ul>
2. Captcha Types: Administrators can select different types of captchas:
<ul>
<li>Numeric captcha.</li>
<li>Alphabetic captcha.</li>
<li>Mathematical captcha with random option.</li>
<li>Mathematical captcha with algebraic operations.</li>
</ul>
3. Captcha Customization: Administrators can customize the captcha string by:
<ul>
<li>Including special characters.</li>
<li>Including uppercase letters.</li>
<li>Setting a limit on the number of captcha digits.</li>
</ul>
This plugin is designed to enhance the security of WordPress websites by implementing a human verification test to protect against potential spam and unauthorized access attempts.

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