: Encodes PHP scripts into non-human-readable formats to prevent tampering and protect logic.
: Converts strings into hex, base64, or rot13 to hide plain text values.
function calculatePrice($price, $tax) return $price + ($price * $tax);
: Replaces descriptive names (e.g., $database_password ) with nonsensical ones (e.g., $a1b2 ).
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