How can PHP scripts be made executable in a safe manner?

PHP scripts can be made executable in a safe manner by placing them outside of the web server's document root directory, restricting access to the script file using appropriate file permissions, and validating user input to prevent malicious code execution. 

<?php
// Place the PHP script outside of the web server's document root directory
// Set appropriate file permissions to restrict access to the script file
// Validate user input to prevent malicious code execution
?>

Keywords

PHP script execution security safe mode open_basedir

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