Originally Posted by
proToon
In my opinion to add a gun of a choice, one would have to pinpoint the execution of an item being added to your inventory (buying a gun out of the shop), copy it, replace the item code of purchased gun with gun ID of choice, and then execute. That would assume someone would have the euro required to buy the item used in initial execution. I have not tried it, and I will not be (there's no point in doing jail time over a video game) but I would assume that's around how It's done using basic video game packet editing knowledge. If not, it has to be server-sided, meaning they're literally hacking into the servers to edit the data. Highly illegal.
P.S. I'm sorry in advance if I figured out the "secret" but this is taking hacking to a whole new level.
You might as well be money laundering.