Spam Comments Copied Across Several Posts
Sends a comment to spam when exactly the same text was already posted on another post in the last day, a typical sign of a spam bot working through your site.
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.