Authentication Unique Keys and Salts
To understand the power of wp-config.php , one must understand the WordPress loading sequence. When a user visits a WordPress site, the server executes index.php , which loads wp-blog-header.php . This immediately attempts to locate wp-config.php . wp config.php
WordPress manages background updates for core files, themes, and plugins automatically. You can dictate how those updates occur: Authentication Unique Keys and Salts To understand the
define( 'WP_DEBUG', false ); // Default for production define( 'WP_DEBUG', true ); // Enable for development the server executes index.php
A default configuration looks like this, but with unique random strings filled in:
WordPress autosaves your work and tracks text revisions endlessly. Over time, these revisions clutter your database, bloating its file size and slowing down site queries.