Battlefield 3 fan concerns have not gone unheard according to DICE. The developer which is actively looking to ban those that are cheating in the Battlefield 3 beta which will be going on until the 10th. Once the full game releases on October 25th, you can expect that the game will come equipped with counter measures for cheaters.
DICE didn’t exactly say what types of security will be in place for the full game to avoid cheats when the full game releases, but in the meantime, they did say to report these people that are cheating in the beta. To do so, visit the Battlelog and simply add their name to roster of cheaters, and DICE will look into it.
“The hammer will fall swiftly and accurately” says the developer. You can view the full post of cheaters here, and add one or more if necessary.