Fail2WP
Security plugin for WordPress with support for fail2ban. Tested with WordPress 5.5+ and PHP 7.4-8.4
5(2 reviews)
·100 active installs·Updated 2 weeks agoAs of April 2026, Fail2WP is a WordPress admin plugin with 100 active installations and a 5/5 rating from 2 reviews. It has been downloaded 3.5K+ times in total. Requires WordPress 5.4.0+ and PHP 7.4+. Available on WordPress.org since 2021. Actively maintained — updated within the last month. Top alternative: Loginizer.
5/52 reviews
100active installs
3.5K+total downloads
5 yearssince 2021
Overview
This WordPress plugin provides security functionality and integration with fail2ban.
It does not require fail2ban to function.
Basic security functionality includes:
- Disabling login with username (require e-mail address)
- Allow/Deny login from IP address, hostname (including wildcard support)
- Preventing user enumeration (?author=nnn)
- Less detailed error messages on login failures
- Minimum username length
- Blocking specific usernames from being used to register new users
- Requiring e-mail address matching for new user registrations
- Warning about new user role setting
- Blocking of portions or all of WordPress REST API
- Disabling of RSS and Atom feeds
- Removal of “Generator” information from HTML and feeds
- Detection of Cloudflare IP addresses for logging of actual IP addresses
- Blocking…
Ratings & Reviews
52 reviews
5 ★
2
4 ★
0
3 ★
0
2 ★
0
1 ★
0
Compatibility
| WordPress | 5.4.0+ requiredTested up to 6.9.4 |
| PHP | 7.4+ required |
Top Alternatives to Fail2WP
Frequently Asked Questions
Changelog
1.2.6
- Fixed a nasty REST API regression that could log
Blocked REST API requesteven when the REST block settings were not enabled - Fixed the same regression so ordinary unauthenticated REST namespace requests are no longer treated as blocked just because user enumeration protection is active
- Fixed blocked REST API logging so it now respects the “Log blocked requests” setting consistently
- Verified with WordPress 6.9
- Updated internal version metadata
Contributors
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.