WP Shieldon is a WordPress security plugin based on Shieldon library, a Web Application Firewall (WAF) for PHP.
As of April 2026, WP Shieldon is a WordPress firewall plugin with 100 active installations and a 3.7/5 rating from 3 reviews. It has been downloaded 5.8K+ times in total. Requires WordPress 4.7+ and PHP 7.1.0+. Available on WordPress.org since 2019. Last updated 2 years ago — may have compatibility concerns. Top alternative: Wordfence Security – Firewall, Malware….
WP Shieldon is a WordPress security plugin based on Shieldon library, a Web Application Firewall (WAF) for PHP.
When users or robots try to view many of your web pages within a short period of time, they will be temporarily banned. They can get unbanned by solving a Captcha.
You can visit the plugin author – Terry L.‘s blog and try reloading the pages several times to see how this plugin works. You can also try Terry’s login page to find it protected. For more information about Shieldon, please visit shieldon.io
Please note that there are three important things you must understand before using WP Shieldon:
Trusted Bot component on to allow search engine crawlers such as Google, Bing, Yahoo, and others to smoothly crawl your web…| WordPress | 4.7+ requiredTested up to 6.2.9 |
| PHP | 7.1.0+ required |
= 1.0.0
= 1.0.1
= 1.0.2
= 1.0.3
= 1.1.0
= 1.2.0
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