Instructions
Load the game's disc into your computer and launch the command line interface.
Navigate to the PS3 game package file by typing the following command:
cd /Desktop/ps3/cell/host-linux/bin/
Unpack the game so that you can repackage it by using the following command:
./make_package_npdrm -x <PKG-FILE>
Repack the game files that were extracted in the previous step by executing the following commands:
cd 'root/Desktop/PS3 SDK/ps3/cell/host-linux/bin'
Locate the newly recreated PKG file that was generated when you performed the repacking commands in the previous steps by looking in the original file path of the PS3 game's directory.
make_package_npdrm 'root/Desktop/config.txt' 'root/Desktop/BLES00232'