Simple Captcha is a little plugin where you have to : you set a question you set the response in the administrator Console and after activate the plugin in System/configuration/Captcha -> Simple Captcha No script google or others js ... You have it :)...

Cloudflare Turnstile anti-spam plugin for Joomla! Turnstile is Cloudflare's smart CAPTCHA alternative. It can be embedded into any website without sending traffic through Cloudflare and works without showing visitors a CAPTCHA. Cloudflare Turnstile delivers frustration-free, CAPTCHA-free web experiences to website visitors - with just a simple snippet of free code. What's more, Turnstile stops ab...

Displays the Invisible Google reCAPTCHA badge on all pages Invisible reCAPTCHA: This plugin integrates Google's Invisible reCAPTCHA V3 (recommended) or v2, which is designed to protect websites from spam and automated abuse while maintaining a seamless user experience. Unlike traditional CAPTCHAs that require users to solve puzzles, Invisible reCAPTCHA works in the background, allowing legitimate...

This plugin is good solution against spam on your website. jGraphic Captcha Protection is easy to setup and use. No extra hardware or complicated software to install. It protects your website against bots and spam software. Adds extra security for user registration page, lost password page. Possible to integrate into any Joomla template. jGraphic Captcha Protection is simple, but very powerful to...

A simple, yet effective, Joomla! captcha plugin that uses a question and answer method. What is the 4th letter of the word 'foxtail'? ... possible answers: t How many 3's are in the number: 1,347,237? ... possible answers: 2,two What is the sum of 2 plus three? ... possible answers: 5,five The plugin will also reject rapid submissions (bot?) of the form. Captcha labeling and questions are...

A CAPTCHA plugin based on Securimage which provides captcha images and audio....

AJAX Register gives your Joomla site a better user experience for registration through inline field validation, also allowing you to extend your registration form with unlimited number of custom fields saved under each user profile. You can create additional text or text area input fields or even radio buttons, select lists or check boxes with unlimited number of options, upload fields for images...

Kratos Anti Spam is a Joomla plugin, built to stop bots from sending spam through all website forms (i.e.: contact forms, VirtueMart ask a question, comments, etc.) CAPTCHA ALTERNATIVE -STOP SPAM -STOP HACKING -Don't require users to input captcha codes, or to answer questions -Invisible to the user -Block post resending/duplication -One click install -No conflicts with other extensions -No javas...

This captcha plugin generates a customizable captcha. Font size, font colour, number of chards are customizable. It is a standalone plugin, so no further code/Id is needed....

This extension is depricated A BruteForce attack is a major security risk to any website. In this type of attack, a hacker tries to guess a user's password with millions of requests. Especially weak passwords are vulnerable to this type of attack. In addition, a BruteForce attack can cause availability issues. Joomla has no built-in BruteForce protection. This Joomla System plugin fills this gap...

Do you need to protect your Joomla admin panel against bot attacks? Install Ignisdev admin reCAPTCHA plugin! Ignisdev Joomla admin reCAPTCHA allows you to secure the login form to the backend on websites based on Joomla 3 or the latest Joomla 4. The mechanism of operation is simple - active reCAPTCHA verifies whether it is dealing with a human or a bot, if reCAPTCHA does not positively verify the...

Does your website get hit with lots of fake account registrations? You've tried CAPTCHA products and they're not working for you? This plugin is probably the solution you've been looking for. How it works When a person wants to create a new account on your website, an extra button and text field are displayed on the account creation form (click the image on the right to enlarge the screenshot...

Google reCAPTCHA v3 plugin for Joomla! 5.0 and 4.0. Register on reCAPTCHA admin console to get your site and secret keys. Plugin features Configurable rejection score threshold Option to show alternative captcha on failure Based on Joomla's Captcha API, supports compliant 3rd party extensions System Requirements Joomla! 4.0 or higher PHP 7.2.5 or higher...

Joomla! plugin to implement ALTCHA (https://altcha.org/), the Open Source, proof-of-work, self-hosted CAPTCHA alternative. What is ALTCHA Unlike regular CAPTCHA solutions, it does not require your users to solve puzzles, identify blurry photos, or read distorted text. It uses JavaScript and cryptography to prove that it's running on a real browser, which strongly implies there's a real person on...

Protect your forms with a captcha : easy to setup, it contains multiple checks to stop the robots IP filtering List the IP that you want to block and deny the ability to submit your forms Mathematical check Ask your visitor to make a small calculation. As this is a visual check rendered by an image, a basic robot will not be able to read it Use the option to set the text color Time check Set...

A Joomla CAPTCHA plugin which uses hCapture to stop online fraud and abuse before it starts. hCaptcha instantly detects and deters human and automated threats. For more information see - https://hcapture.com...

Keep your website safe RSFirewall! is the most advanced Joomla! security extension, developed by us at RSJoomla!, that you can use to protect your Joomla! website from intrusions and hacker attacks. It's backed up by a team of experts that are trained to be always up to date with the latest known vulnerabilities and security updates, making RSFirewall! the best choice in keeping your website safe...

This plugin hides the main part of the contents and displays a custom notification such as a login form, a captcha, and the others, when not logged in users visit Joomla articles or K2 items. Also, it has an integrated log-in module. The integrated log-in module redirects to the current article or K2 item after successful log-in. Features 1. Supported CCK: Content (comcontent) J3.8 or newer, K2 (...