Site protection plugin for dev instances to avoid indexing by search engines. Doesn't allow access to the site without being logged-in.

Automatically deactivates plugins that cause fatal errors to prevent site crashes and keep your WordPress site running smoothly.

Use this plugin to filter the access to your website redirecting the non-auth users to a payment page o something similar.

With features as vulnerability scanner, core scanner, block suspicious requests, hide versions, disable pings, captcha login and more.