Top 5 Captcha Plugins For WordPress

Tech-savvy people use different websites/blogs to get a number of products and services. When you initiate the website registration, subscribe Email Services, book tickets online, etc, you are asked to pass a test-CAPTCHA, before completing the tasks. Actually, CAPTCHA stands for Completely Automated Public Turing test to tell Computer and Humans Apart. It is also known as the type of Human Interaction Proof (HIP), which is simple and straightforward for humans, but impossible for bots to solve. Generally, most common CAPTCHA is an image of several distorted letters.

These days, the CAPTCHA is widely used by many individuals to improve the security of Internet based applications and prevent bots (automated programs) from damaging websites with automated entries or SPAM. They also prevent dictionary attacks (Attacks under which an automatically generated script or computer program tries random passwords on login forms to sign into websites/blogs unfairly). Approximately 200 million CAPTCHA are solved by humans around the world every day and this figure is likely to go up in years to come.

Most of the WordPress bloggers receive more than 100 spam comments per day. It is very difficult to handle all of them manually in case you are not among hardcore WordPress experts. Fortunately, there are many CAPTCHA plugins to control SPAM traffic to your site. If you want to add the CAPTCHA feature to your website, just consider the following options:

1. Captcha

This CAPTCHA plugin helps you to apply a super security captcha form into web forms and keep your website aloof from SPAM traffic easily and quickly. The plugin uses math logic for CAPTCHA, which is easily understood by humans. It has no complicated CAPTCHA that includes complicated combinations of letters, pictures, or hard-to-read words. This plugin asks visitors to complete just three simple actions- add, subtract, and multiply. Based on your specific business needs, you can use the captcha for comment forms, password recovery, login, and registration. The plugin supports a number of languages also.

2. SI CAPTCHA Anti-Spam

SI CAPTCHA Anti-Spam is another good option you should try. This plugin can help you to add Secure Image CAPTCHA to your website easily and effortlessly. You can place the captcha on different sections of your site, such as comments, login, registration, lost password, etc. So, visitors will be asked to clear the CAPTCHA test to submit comments, to login and register for goods and services. This will protect your website from automated entries made by bots. The plugin is fully compatible with Akismet too. So, you can easily use both of them on your site and can combat the SPAM attack effortlessly.

3. Simple Google reCAPTCHA

Simple Google reCAPTCHA is relatively a new plugin, but it is very useful and beneficial. It's lightweight and robust, putting only a little burden on your site's server. With this plugin, you can protect your website against SPAM and brute-force attacks. It supports BuddyPress and WooCommerce & available in 3 different languages. You can place CAPTCHA on the Comment form, New password form, Registration form, Login form, and Reset password form and humiliate bots easily.

4. WordPress Captcha and Anti Spam Plugin by Captcha Bank

Captcha Bank is perhaps the most powerful Plugin with which you can safeguard your site from all types of spamming activities. It prevents professional online trollers, Spammers, and bots from flooding your site with SPAM. It has a bullet proof captcha validator which adds an additional layer of protection to your website.

The plugin has different text captcha. You can customize their text color, background, styling, etc, as per your needs. It also has simple Maths operations such as arithmetic, relational or arrange order. If you want, you can make Captcha Case-Sensitive, making it difficult for human spammers to get involved in spamming activities.