Simple Math Question on the Login Form
Adds a small addition question to wp-login.php that bots fail, without third-party CAPTCHA services or cookies.
Snippet Library
Security snippets for WordPress
Snippets that harden WordPress: turn off XML-RPC, hide the version number, stop user enumeration, add security headers and block risky uploads. Small, reviewable changes for site owners who want fewer attack points without a heavy security plugin.