The first step to protect Flash Lite mobile content is to create a Symbian (also known as SIS) installer file (that uses a .sis file extension). This process allows you to package Flash Lite content into a single file that is ready for installation on a mobile phone.
The following article on the Adobe Developer Connection provides all of the code you need: Making a simple SWF launcher with Nokia Carbide.c++ IDE (for Symbian 3rd Edition).
In addition to the information listed above, you may also find the following online resources helpful: