You have successfully completed a . You now have a functioning license server that can protect unlimited PHP products.
Navigate to http://yourdomain.com/install and follow the on-screen steps. Delete the installer folder afterward.
Standard PHP source code can be easily modified to bypass if (!$checker->verify()) . Use source code encoders like IonCube Encoder or Zend Guard to obfuscate your core validation files before distributing your software.
If you don't want to host your own license server, consider Keygen.sh – it has an official PHP SDK: php license key system github install
Open your terminal, navigate to your web server's root directory, and clone the target repository:
Several repositories provide varied approaches to licensing: LicenseKeys
A secure licensing system relies on a standard client-server architecture. Instead of complex code obfuscation, it uses secure remote verification to check the validity of an installation. You have successfully completed a
Options like slugbay/php-license-server or mohammad-faddah/php-license-key-system provide full control over your database, allowing you to generate, activate, and revoke keys via a custom dashboard or REST API.
: If using RSA or similar cryptography, never include your private key in the distributed application; only include the public key for verification. PHP-based Software License Server - GitHub
// Deactivate a license $service->deactivateLicense('TEST-1234'); Delete the installer folder afterward
If you’re developing PHP applications or plugins, protecting your intellectual property is a top priority. Implementing a license key system ensures that only authorized users can access your software. Fortunately, several high-quality open-source projects on GitHub can help you get started quickly.
: Edit the configuration file (often .env or config.php ) with your database credentials and encryption keys.
if (!$license_key) exit(json_encode(['valid' => false, 'message' => 'License key required']));
Protect against spoofed API responses. Sign your server's JSON responses using a private key (OpenSSL) and verify the signature on the client side using a matching public key.
: A free, checksum-based system that encodes expiration dates and application IDs directly into keys.