Very light invisible method to block auto-spam when spam comment is posted. Pings and trackbacks cheks for real backlink.
Stop your website email addresses from being scraped and harvested by spammers with the best email obfuscator protection available.
WordPress plugin to fight with 300 referrer spammers (like semalt, buttons-for-website and many more).
This Plugin provides a Shortcode to encrypt email addresses / links and protect them against spam.
WordPress SuperSonic with CloudFlare
A simple plugin to hide emails from spambots. Simply use the shortcode [hide_email firstname.lastname@example.org] to hide email@example.com from harvesters
Antispam for bbPress 2.x
Widget with simple and secure contact form.
Stop spam bots from registering, logging in, filling out contact forms and commenting on your site without using annoying Captcha codes or puzzles.
This Plugin provides very simple and powerful captcha for your blog with wide variety of captcha methods and models.
This plugin protects your registered user base by preventing registration with a disposable email addresse (like the ones provided by mailinator).
Provides options to disable the commenter's website and deactivate links in comments. Extra protection from spammers, best used with Akismet.
This plugin prevents comments spamming using language verification.
TheThe CAPTCHA is a WP plugin that blocks spam from comment boards and registration forms by generating simple tests that only humans can easily pass.
No spam in the Contact Form 7.Add anti-spambot functionality to the CF7,it blocks spam without using CAPTCHA.
Simple plugin to prevent spam-bots registration on your site. Allows you to create an unique question, easy for humans, but not solvable for the bots.
Just ajax contact form with captcha, one shortcode and easy to use, without options and without complexity.
Anti-spam check the robots by behavior. No captcha. Antispam let robots do so as a human can't do.
Add Hashcash spam protection to Contact Form 7.
Jax Contact form with captcha is simple plugin for your WordPress blog that enables you to have a contact form with the reCAPTCHA validation field.
Adds a shortcode which converts email addresses to HTML entities to block spambots.
This plugin will make your blog more secure by adding rules which spambots will not pass.
A simple comment spam prevention plugin.
Simply enables WordPress shortcode for easily letting you camouflage an email address, hiding it from crawling spiders and bots.
Comment Spam Prevention without CAPTCHA. No CAPTCHA, No SPAM!
Block unwanted users from registering to your WordPress site with custom defined blacklist and whitelist rules.
This plugin allows you to view the full Bad Behaviour logs from within WordPress.
SiteBrains blocks spam posts using a completely configurable set of rules. Both interactively as the user types and on our servers upon submission.
Protect your email address from spam bots. In other words "fool the bots". With the "nospam" short code, you can call the function