What are the potential pitfalls of distributing a PHP database on a CD?

One potential pitfall of distributing a PHP database on a CD is that the database may not be secure, as it can be easily accessed and modified by anyone with access to the CD. To solve this issue, it is recommended to encrypt the database or use a secure authentication system to control access to the data.

// Sample code for encrypting a database before distributing on a CD
$database = "my_database.db";

// Encrypt the database file
$encryptedDatabase = $database . ".enc";
$encryptionKey = "myEncryptionKey";
$command = "openssl enc -aes-256-cbc -salt -in $database -out $encryptedDatabase -pass pass:$encryptionKey";
exec($command);

// Store the encrypted database on the CD
// Make sure to securely distribute the encryption key to authorized users