Block spam referrals showing in Google Analytics and save bandwidth. Central database of sites, ability to add custom URL's and stats.
This plugin adds the reCaptcha form to the WordPress login form, recover password form, register form and comment form.
Blacklist IP Addresses from visiting your WordPress website and Usernames from spamming. View details of all failed login attempts.
SecureContact is a drop in form for users to contact you. It can be implemented on a page or a post. It offers enhaced security by using captcha image
IntenseDebate comments enhance and encourage conversation on your blog. Build your reader community, increase your comments, & boost pageviews.
This plugin comes with feature that allow to delete the comments based on category,users or all at once. It's best for victims of spammer attacks
Adds the new google “Are you robot?” recaptcha to wp-login page, registration page, comment forms, buddypress registration page and contact form 7
This plugin Adds Crazy Additional Password Protection and Security to your blog.
The all in one tool for check, repair, fix and optimize your WordPress blog.
Protect your site against bad bots by trapping them in a virtual blackhole.
A utility plugin that runs database operations on your WP database to change settings and clean up unwanted trackbacks, pingbacks, and comments.
Protect your WordPress with SecuPress, analyze and ensure the safety of your website daily.
Comment spam prevention without moderation, captchas or questions
Provides Visually Appealing Captchas to Enhance and Secure your WordPress pages. Fortified with ANTI-SPAM FILTER Protection and SPAM COUNTER.
The HyperComments technology replaces the native WordPress comment system with comments hosted and powered by HyperComment
Globally disables trackbacks to cut down on spam. Very, very few people legitimately use trackbacks and spammers love them, so it's worthy tradeoff.
Extended Comment Options allows you to close or open comments on batches of posts. You can schedule this automatically, too.
Protect WooCommerce login, registration and password reset form against spam using Google's No CAPTCHA reCAPTCHA.
Adds a clean image captcha to Contact Form 7
NoFollow Free removes the "nofollow" tag from your WordPress blog's comments with a lot of custom options and provides the option to insert a "NoFollo
Automatically removes spam user registrations and other old, unused user accounts. Blocks annoying e-mail to administrator after new registrations.
Allows administrators to disable comments on their website. Comments can be disabled according to Post, Page, Media type. Administrators can also DISA
This plugins avoids spam actions on your website (comments and contact form if you use Contact Form 7).
Grants or denies access to a list of IP addresses
Modifies the Empty Spam action in WordPress to process the spam deletion in batches instead of all at once.
Automatically clear CloudFlare cache. And, protect your WordPress site at DNS level.
Easily add your Fast Secure Contact Form submissions to Constant Contact email marketing lists.
Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP blogs from spammers and unwanted persons.