If you need to encrypt PHP code in your application then a very popular choice is ionCube which has been designed to integrate well with both small and enterprise-level applications. Typically, PHP source code is first passed through the ionCube encoder before an application has been distributed. This protects the code from being human-readable or from being edited. However, by default, encrypted PHP source code cannot be executed directly on the server. It needs to be decrypted before the PHP…