Please make sure you read this information first.
You can download current MATLAB installation media at http://software.physik.fu-berlin.de. You will need to log in using your ZEDAT Username and Password. MATLAB downloads will only be available if you are a member of a workgroup at the physics department.
The following screenshots were captured during an installation of MATLAB 2012a on MacOSX:
File Installation Key
will be different for every version of MATLAB. You'll get a working File Installation Key from the download page given above:license.lic
file you downloaded from the download page: