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WordPress CAPTCHA Plugin

The following tutorial will guide you on how to integrate the TrustCaptcha CAPTCHA solution into your WordPress website to protect it from bots and spam.

You should have already completed the following steps before you start to integrate TrustCaptcha into your WordPress website.

  1. Read Get-Started: Get a quick overview of the concepts behind TrustCaptcha and the integration process in get started.

  2. Existing CAPTCHA: If you don’t have a CAPTCHA yet, sign in or create a new user account. Then create a new CAPTCHA.

  3. Existing WordPress website: You need a WordPress website in which you want to integrate TrustCaptcha.


Currently, our WordPress CAPTCHA plugin for TrustCaptcha is compatible with the following WordPress plugins:


Follow the steps below to integrate the TrustCaptcha CAPTCHA plugin into your WordPress website.

Perform the following steps to install the plugin:

  1. Install our plugin from the official WordPress Plugin Directory or download our plugin file here.
  2. If you downloaded our plugin file, navigate to Plugins → Add New Plugin, upload the plugin to your WordPress website, and install it.
  3. Finally, click on Activate.

Follow these steps to configure TrustCaptcha in your WordPress website:

  1. Navigate to Settings → TrustCaptcha.
  2. Enter the site-key and the secret-key of your CAPTCHA. You can find these keys in your CAPTCHA settings.
  3. Optional: Adjust additional settings such as language, theme, or threshold as needed.

TrustCaptcha WordPress settings

Follow these steps to enabled TrustCaptcha for your desired WordPress plugins:

  1. Navigate to Settings → TrustCaptcha.
  2. Enable TrustCaptcha for your desired plugins.

TrustCaptcha WordPress settings

The TrustCaptcha plugin for WordPress is now successfully installed and ready to use. TrustCaptcha now automatically appears on your WordPress website.

TrustCaptcha is displayed in WordPress login screen


Once you have successfully installed and configured TrustCaptcha on your website, you can use TrustCaptcha to its full extent. However, we still recommend the following additional technical and organizational measures:

  • Security rules: You can find many security settings for your CAPTCHA in the CAPTCHA settings. These include, for example, authorized websites, CAPTCHA bypass for specific IP addresses, bypass keys, IP based blocking, geoblocking, individual difficulty and duration of the CAPTCHA, and much more. Learn more about the security rules.

  • Data protection: Include a passage in your privacy policy that refers to the use of TrustCaptcha. We also recommend that you enter into a data processing agreement with us to stay GDPR-compliant. Learn more about data protection.

  • Accessibility: Customize TrustCaptcha to your website so that your website is as accessible as possible and offers the best possible user experience. More about accessibility.

  • Testing: If you use automated testing, make sure that the CAPTCHA does not block it. Learn more about testing.