You send a file, but how do you know it arrived intact? In other words, how do you know that it didn’t get cut off, garbled, or changed somehow? Simplistically, you could just add up all the bytes in ...

I've always been interested in game modifiers like Game Genie, Game Shark, etc or how people hack save games to get lots of in game cash or stats. For fun, I decided to give it a try myself on a ...

Every communication protocol should have a mechanism to determine whether the received data is valid. I once encountered a team that didn’t have such a mechanism. Their device operated in a ...