Add captcha to forms easily, comment form, login form, register form, rest password form, easy to use and translate ready, no spam comments!
Captcha Bank is an easy to use wordpress security plugin to prevent spam on your site while letting real people pass through with ease. It's more
Easiness and effectiveness are the keys for a valid Captcha control. DC generates appealing captcha for your WP blog without compromising usability.
Max power spam protection, all-in-one, premium anti-spam. No comments spam & registrations spam, no email spam, protects any forms. Forget spam.
Centrora Security plugin is excellent for security management. It incorporates firewall, dedicated malware scanners to enhance WordPress security.
Block spam in WordPress with this free to use plugin. Block IP addresses, login logging and block referral spam for Google Analytics. With blacklist.
An extremely powerful anti-spam plugin that blocks Spam-bots without annoying captcha images.
Allows you to restrict registration for custom usernames, email addresses and custom email service providers
This plugin allows you to implement super security captcha form into web forms.
Say goodbye to your old 5 Star Rating and say hello to the new Feelbacks voting system! A new emotional rating widget and voting tool.
NURCaptcha inserts a reCAPTCHA on the Register Form of your site to protect it against spambots.
No spam in comments. No captcha.
Сaptcha generated numbers and latin characters. Designed for use in custom forms and displays a simple shortcode, and connect to log form.
The most lightweight Google reCAPTCHA v2 comment anti-spam plugin!
Industry leading bot detection and analytics through the use of the Ellipsis Human Presence score proprietary technology.
Spam proof contact form that emails you the message and saves it in database.
An exceptionally powerful WordPress anti-spam plugin that eliminates comment spam, trackback spam, contact form spam & registration spam.
BotSmasher stops spam by checking comments and registrations against the BotSmasher API.
Enigma encrypts text on demand and decrypts it on client to avoid your email address and any other sensitive content caught robots.
Spam Master is the Ultimate Spam Protection plugin that blocks new user registrations and post comments with Real Time anti-spam lists.
This plugin utilizes Google reCAPTCHA to help your blog stay clear of spams. BWP reCAPTCHA supports no CAPTCHA reCAPTCHA, Contact Form 7 and Akismet.
WordPress plugin to fight with 300 referrer spammers (like semalt, buttons-for-website and many more).
Cognito Forms lets you quickly and easily build awesome forms, surveys and more without ever leaving WordPress.
Aggressive anti-spam plugin that eliminates comment spam, trackback spam, contact form spam and registration spam. Protects against malicious attacks.
Simple IP Ban is a lightweight ip / user agent ban plugin.
Kick spam with a highly advanced email validation in comment forms, user registration and contact forms using Mailgun's Email validation service.
Akismet checks your comments against the Akismet Web service to see if they look like spam or not.
Prevents automated SPAM by requiring visitors to answer a question of your choosing (plaintext or regex).
Reduces spam comments submissions by filtering URLs and/or blacklist terms. Initially configured to prohibit clickable URLs.
Block unwanted visitors from viewing your WordPress site.