Config.php

In PHP web development, a config.php file is a custom script used to store sensitive site-wide settings—most notably database credentials—so they can be easily managed in one place and included in other scripts. Core Purpose and Contents

Beyond basic settings, you can use config.php to optimize how your server handles resources. Memory Management config.php

Testing & Validation

• Implement automated checks in CI to detect secrets in config files (secret scanning).
• Unit tests that assert required config keys exist and have acceptable formats.
• Integration tests in staging that validate the app can read necessary settings (DB, cache, mail).

If they could read it, they could steal the database password. They could download the entire history of the site, wipe it clean, or hold it for ransom. In PHP web development, a config