WordPress blacklist plugins

No more fake leads or unwanted submissions — Maspik blocks spam instantly across all forms without using CAPTCHA.

Add-on for Gravity Forms to create a Blacklisting of specific emails or domains for the Email input field to throw a validation error or mark as spam.

A trustworthy antispam plugin for Contact Form 7. Wave goodbye to spam and keep your inbox clean!

Automatic updating of the comment block list in WordPress with antispam keys from GitHub.

Blacklist IP Addresses from visiting your WordPress website and Usernames from spamming. View details of all failed login attempts.

Block risky WooCommerce orders, spam signups, and form submissions with blacklist rules plus checkout email and phone verification.

Peace of mind that your site is secure and running smoothly. Performance monitoring, security checks, and instant alerts if your site goes down.

Checks field content and block submitting base on your keywords. Blocking IP, Country is only supported in the Pro version.

Your Jetpack, Controlled.

Easily set a list of email domains to block on email fields in Gravity Forms.

This plugin blocks all unauthorized and irrelevant requests through query strings and provides extended session tracking and capability audit.

Update "Comment Blacklist" spam terms to manage spam in forms and comments

Adds a text area control called "Blacklist" to the Elementor Forms control. Blocks outgoing emails if they match with any on the blacklist.

Block unwanted email registrations on your site with this email blacklist plugin. Protect your site by preventing spam sign-ups.

Remotely add terms to the WordPress Disallowed Comment Keys field to manage spam.

Allow users to edit comments for a limited time, while admins can edit all comments.

Improves the security of the login page against brute-force attacks. Records every attempts to login.…

The User Domain Whitelist/Blacklist plugin limits user registration to only registrants with an email address from the domain white list provided by t …

Gatekeeper allows administrators to take a WordPress site offline while leaving it accessible to authorized users for maintenance, testing, etc.

The WP Spam Blacklister is a simple spam-prevention plugin that adds the IP address of a marked spam post on Wordpress' comments blacklist.

Prevent User Registration Spam, and Track New User IP address

Contact Form 7 Blacklist

Change the default WordPress comment blocklist functionality to exact match and save entries marked as spam for review.

*** This plugin has been integrated into the plugin of: BSK Forms Blacklist

This plugin allows you to block specific IP addresses from accessing your WordPress site.

Proteção avançada WordPress: blacklists automáticas, bloqueio por país (MaxMind), anti força bruta, reCAPTCHA e proteção XML-RPC.

Plugin tool for assembling lists of IP addresses, emails, and URLs from spam comments.

The whitelist/blacklist plugin gives you a strong layer of security for your website because not only does the plugin limits unauthorized user access …

Restricts registration to email addresses listed within the options file. Assumes WP native registration is turned off.

Block unwanted external HTTP requests in WordPress. Blacklist/whitelist management, resource blocking, and one-click pause.

Limit Attempts Booster is a Wordpress plugin which provides high security and limits your Wordpress access. It also safes from Brute Force Attacks.

WP-BlackCheck is an Anti-Spam Solution for Wordpress blocking spam using local detection and a centralized Blacklist Service.

CIDRAM: A PHP-level CIDR/IP-based firewall solution.

A simple and configurable spam filter for the Asgaros Forum plugin. Automatically detects blacklisted terms in posts and optionally bans spammers.

Wordpress Comment Blacklist support for Gravity Forms adds WordPress default Comment Blacklist support to active gravity forms and prevents spam submi …

Control of site visits, system files.

Block Elementor Pro form submissions using email, domain, or IP blacklist.

This plugin checks if a visitor is listed on httpBL.abuse.ch.

WP-Mail-Validator is an anti-spam plugin. It provides mail-address validation in 5 ways:

Adds Whitelist and Blacklist options for Trackbacks and Pingbacks

The increase in efficiency of management of a comment blacklist is attained, and a spam comment is blocked.

Tornevall Networks DNSBL implementation with FraudBL support for WordPress

Blocks malicious IP Addresses, Spammers and Hackers from accessing page without compromising the performance of your WordPress Website.

Plugin that allows you to input a list of postal / zip codes to block from ordering on your Woocommerce site. You can determine if you want to hide a …

Block users with certain emails from registering to your WordPress site by adding blacklist rules.

Ban visitors from certain sites from viewing or adding comments.

Dead-Letter.Email for Wordpress. Dead simple disposable email check that just works.

Remotely add known terms into the WordPress blacklist keys to manage spam

Adds a blacklist notice to customers, shown on all past and future orders in admin.

Adds IP from comment that marked as spam to standard WordPress blacklist.

A plugin to understand SpamDyke 's error codes

高级外部链接安全过滤插件，提供白名单、灰名单、黑名单分类管理及多种安全防护选项。

Detect customers who refuse COD parcels. Score return risk, flag risky orders, and stop losses from refused cash-on-delivery deliveries.

The ultimate shield for Contact Form 7. Blocks spam with honeypots, tokens and a live blacklist—no CAPTCHA.

Easily set up email blocklists and mx checking to reduce bounce rates and unwanted signups, reducing email volume and protecting sender reputation.